[clang] Avoid printing overly large integer. (PR #75902)

2024-02-12 Thread Nhat Nguyen via cfe-commits 
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=?utf-8?q?“Nhat?= ,Nhat Nguyen
 
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changkhothuychung wrote:

> Looks like all the tests disappeared? Only thing I see is the code change. 
> Also, no release note is currently present.

Hi I am still slowly working on it. I am not familiar with the release note. 
Can you provide me some pointers so I can follow accordingly? Thanks a lot. 

https://github.com/llvm/llvm-project/pull/75902
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[clang] Avoid printing overly large integer. (PR #75902)

2024-02-11 Thread Nhat Nguyen via cfe-commits 
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=?utf-8?q?“Nhat?= ,
=?utf-8?q?“Nhat?= ,
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https://github.com/changkhothuychung updated 
https://github.com/llvm/llvm-project/pull/75902

>From 4939edb1cb2b73f9c60c4cce0803fab4888beb6e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= 
Date: Mon, 1 Jan 2024 20:59:26 -0500
Subject: [PATCH 1/7] return false if the value is too large

---
 clang/lib/Sema/SemaDeclCXX.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index a3f68d4ffc0f6e..18631ec7dac152 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,6 +17132,9 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
+  if (V.getInt() >= (1 << 64)) {
+return false;
+  }
   uint32_t CodeUnit = static_cast(V.getInt().getZExtValue());
   WriteCharTypePrefix(BTy->getKind(), OS);
   OS << '\'';

>From 1932765f174e187a79144c4fd69657dc7bae480a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= 
Date: Mon, 1 Jan 2024 20:59:27 -0500
Subject: [PATCH 2/7] Update clang/lib/Sema/SemaDeclCXX.cpp

Co-authored-by: Yueh-Shun Li 
---
 clang/lib/Sema/SemaDeclCXX.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 18631ec7dac152..196e32a4a349f2 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,7 +17132,7 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
-  if (V.getInt() >= (1 << 64)) {
+  if (V.getInt() > std::numeric_limits::max() || V.getInt() 
< std::numeric_limits::min()) {
 return false;
   }
   uint32_t CodeUnit = static_cast(V.getInt().getZExtValue());

>From 69e21b2bf76b51914f835c74af9e2b3c685ffae0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= 
Date: Mon, 1 Jan 2024 20:59:28 -0500
Subject: [PATCH 3/7] clang format

---
 clang/lib/Sema/SemaDeclCXX.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 196e32a4a349f2..323890b38daeec 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,7 +17132,8 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
-  if (V.getInt() > std::numeric_limits::max() || V.getInt() 
< std::numeric_limits::min()) {
+  if (V.getInt() > std::numeric_limits::max() || 
+  V.getInt() < std::numeric_limits::min()) {
 return false;
   }
   uint32_t CodeUnit = static_cast(V.getInt().getZExtValue());

>From ac93beb74cbe6e0cb6383ece6b72b59b00aeca0d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= 
Date: Mon, 1 Jan 2024 20:59:29 -0500
Subject: [PATCH 4/7] clang format

---
 clang/lib/Sema/SemaDeclCXX.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 323890b38daeec..80e6cd9ee07420 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,7 +17132,7 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
-  if (V.getInt() > std::numeric_limits::max() || 
+  if (V.getInt() > std::numeric_limits::max() ||
   V.getInt() < std::numeric_limits::min()) {
 return false;
   }

>From 35773add17d8b4e884daac0e3e7dc312f1947911 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= 
Date: Mon, 1 Jan 2024 21:09:21 -0500
Subject: [PATCH 5/7] move the condition right under toString

---
 clang/lib/Sema/SemaDeclCXX.cpp | 8 
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 80e6cd9ee07420..d3b68c9aa95645 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,10 +17132,6 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
-

[clang] Avoid printing overly large integer. (PR #75902)

2024-02-10 Thread Nhat Nguyen via cfe-commits 
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https://github.com/changkhothuychung updated 
https://github.com/llvm/llvm-project/pull/75902

>From 4939edb1cb2b73f9c60c4cce0803fab4888beb6e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= 
Date: Mon, 1 Jan 2024 20:59:26 -0500
Subject: [PATCH 1/6] return false if the value is too large

---
 clang/lib/Sema/SemaDeclCXX.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index a3f68d4ffc0f6e..18631ec7dac152 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,6 +17132,9 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
+  if (V.getInt() >= (1 << 64)) {
+return false;
+  }
   uint32_t CodeUnit = static_cast(V.getInt().getZExtValue());
   WriteCharTypePrefix(BTy->getKind(), OS);
   OS << '\'';

>From 1932765f174e187a79144c4fd69657dc7bae480a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= 
Date: Mon, 1 Jan 2024 20:59:27 -0500
Subject: [PATCH 2/6] Update clang/lib/Sema/SemaDeclCXX.cpp

Co-authored-by: Yueh-Shun Li 
---
 clang/lib/Sema/SemaDeclCXX.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 18631ec7dac152..196e32a4a349f2 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,7 +17132,7 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
-  if (V.getInt() >= (1 << 64)) {
+  if (V.getInt() > std::numeric_limits::max() || V.getInt() 
< std::numeric_limits::min()) {
 return false;
   }
   uint32_t CodeUnit = static_cast(V.getInt().getZExtValue());

>From 69e21b2bf76b51914f835c74af9e2b3c685ffae0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= 
Date: Mon, 1 Jan 2024 20:59:28 -0500
Subject: [PATCH 3/6] clang format

---
 clang/lib/Sema/SemaDeclCXX.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 196e32a4a349f2..323890b38daeec 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,7 +17132,8 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
-  if (V.getInt() > std::numeric_limits::max() || V.getInt() 
< std::numeric_limits::min()) {
+  if (V.getInt() > std::numeric_limits::max() || 
+  V.getInt() < std::numeric_limits::min()) {
 return false;
   }
   uint32_t CodeUnit = static_cast(V.getInt().getZExtValue());

>From ac93beb74cbe6e0cb6383ece6b72b59b00aeca0d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= 
Date: Mon, 1 Jan 2024 20:59:29 -0500
Subject: [PATCH 4/6] clang format

---
 clang/lib/Sema/SemaDeclCXX.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 323890b38daeec..80e6cd9ee07420 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,7 +17132,7 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
-  if (V.getInt() > std::numeric_limits::max() || 
+  if (V.getInt() > std::numeric_limits::max() ||
   V.getInt() < std::numeric_limits::min()) {
 return false;
   }

>From 35773add17d8b4e884daac0e3e7dc312f1947911 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= 
Date: Mon, 1 Jan 2024 21:09:21 -0500
Subject: [PATCH 5/6] move the condition right under toString

---
 clang/lib/Sema/SemaDeclCXX.cpp | 8 
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 80e6cd9ee07420..d3b68c9aa95645 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,10 +17132,6 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
-  if

[clang] Avoid printing overly large integer. (PR #75902)

2024-01-01 Thread Nhat Nguyen via cfe-commits 
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In-Reply-To: 



@@ -17132,6 +17132,10 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
+  if (V.getInt() > std::numeric_limits::max() ||

changkhothuychung wrote:

@ShamrockLee 

thanks for letting me know! I have moved the code overthere, however it looks 
like there are some failed tests, is it because of my code which causes the 
error? 

https://github.com/llvm/llvm-project/pull/75902
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[clang] Avoid printing overly large integer. (PR #75902)

2024-01-01 Thread Nhat Nguyen via cfe-commits 
=?utf-8?q?“Nhat?= ,
=?utf-8?q?“Nhat?= ,
=?utf-8?q?“Nhat?= ,
=?utf-8?q?“Nhat?= 
Message-ID:
In-Reply-To: 


https://github.com/changkhothuychung updated 
https://github.com/llvm/llvm-project/pull/75902

>From 4939edb1cb2b73f9c60c4cce0803fab4888beb6e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= 
Date: Mon, 1 Jan 2024 20:59:26 -0500
Subject: [PATCH 1/5] return false if the value is too large

---
 clang/lib/Sema/SemaDeclCXX.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index a3f68d4ffc0f6e..18631ec7dac152 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,6 +17132,9 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
+  if (V.getInt() >= (1 << 64)) {
+return false;
+  }
   uint32_t CodeUnit = static_cast(V.getInt().getZExtValue());
   WriteCharTypePrefix(BTy->getKind(), OS);
   OS << '\'';

>From 1932765f174e187a79144c4fd69657dc7bae480a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= 
Date: Mon, 1 Jan 2024 20:59:27 -0500
Subject: [PATCH 2/5] Update clang/lib/Sema/SemaDeclCXX.cpp

Co-authored-by: Yueh-Shun Li 
---
 clang/lib/Sema/SemaDeclCXX.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 18631ec7dac152..196e32a4a349f2 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,7 +17132,7 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
-  if (V.getInt() >= (1 << 64)) {
+  if (V.getInt() > std::numeric_limits::max() || V.getInt() 
< std::numeric_limits::min()) {
 return false;
   }
   uint32_t CodeUnit = static_cast(V.getInt().getZExtValue());

>From 69e21b2bf76b51914f835c74af9e2b3c685ffae0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= 
Date: Mon, 1 Jan 2024 20:59:28 -0500
Subject: [PATCH 3/5] clang format

---
 clang/lib/Sema/SemaDeclCXX.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 196e32a4a349f2..323890b38daeec 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,7 +17132,8 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
-  if (V.getInt() > std::numeric_limits::max() || V.getInt() 
< std::numeric_limits::min()) {
+  if (V.getInt() > std::numeric_limits::max() || 
+  V.getInt() < std::numeric_limits::min()) {
 return false;
   }
   uint32_t CodeUnit = static_cast(V.getInt().getZExtValue());

>From ac93beb74cbe6e0cb6383ece6b72b59b00aeca0d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= 
Date: Mon, 1 Jan 2024 20:59:29 -0500
Subject: [PATCH 4/5] clang format

---
 clang/lib/Sema/SemaDeclCXX.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 323890b38daeec..80e6cd9ee07420 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,7 +17132,7 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
-  if (V.getInt() > std::numeric_limits::max() || 
+  if (V.getInt() > std::numeric_limits::max() ||
   V.getInt() < std::numeric_limits::min()) {
 return false;
   }

>From 35773add17d8b4e884daac0e3e7dc312f1947911 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= 
Date: Mon, 1 Jan 2024 21:09:21 -0500
Subject: [PATCH 5/5] move the condition right under toString

---
 clang/lib/Sema/SemaDeclCXX.cpp | 8 
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 80e6cd9ee07420..d3b68c9aa95645 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,10 +17132,6 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
-  if (V.getInt() >

[clang] Avoid printing overly large integer. (PR #75902)

2024-01-01 Thread Nhat Nguyen via cfe-commits 
=?utf-8?q?“Nhat?= ,
=?utf-8?q?“Nhat?= ,
=?utf-8?q?“Nhat?= 
Message-ID:
In-Reply-To: 


https://github.com/changkhothuychung updated 
https://github.com/llvm/llvm-project/pull/75902

>From 4939edb1cb2b73f9c60c4cce0803fab4888beb6e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= 
Date: Mon, 1 Jan 2024 20:59:26 -0500
Subject: [PATCH 1/4] return false if the value is too large

---
 clang/lib/Sema/SemaDeclCXX.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index a3f68d4ffc0f6e..18631ec7dac152 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,6 +17132,9 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
+  if (V.getInt() >= (1 << 64)) {
+return false;
+  }
   uint32_t CodeUnit = static_cast(V.getInt().getZExtValue());
   WriteCharTypePrefix(BTy->getKind(), OS);
   OS << '\'';

>From 1932765f174e187a79144c4fd69657dc7bae480a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= 
Date: Mon, 1 Jan 2024 20:59:27 -0500
Subject: [PATCH 2/4] Update clang/lib/Sema/SemaDeclCXX.cpp

Co-authored-by: Yueh-Shun Li 
---
 clang/lib/Sema/SemaDeclCXX.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 18631ec7dac152..196e32a4a349f2 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,7 +17132,7 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
-  if (V.getInt() >= (1 << 64)) {
+  if (V.getInt() > std::numeric_limits::max() || V.getInt() 
< std::numeric_limits::min()) {
 return false;
   }
   uint32_t CodeUnit = static_cast(V.getInt().getZExtValue());

>From 69e21b2bf76b51914f835c74af9e2b3c685ffae0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= 
Date: Mon, 1 Jan 2024 20:59:28 -0500
Subject: [PATCH 3/4] clang format

---
 clang/lib/Sema/SemaDeclCXX.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 196e32a4a349f2..323890b38daeec 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,7 +17132,8 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
-  if (V.getInt() > std::numeric_limits::max() || V.getInt() 
< std::numeric_limits::min()) {
+  if (V.getInt() > std::numeric_limits::max() || 
+  V.getInt() < std::numeric_limits::min()) {
 return false;
   }
   uint32_t CodeUnit = static_cast(V.getInt().getZExtValue());

>From ac93beb74cbe6e0cb6383ece6b72b59b00aeca0d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= 
Date: Mon, 1 Jan 2024 20:59:29 -0500
Subject: [PATCH 4/4] clang format

---
 clang/lib/Sema/SemaDeclCXX.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 323890b38daeec..80e6cd9ee07420 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,7 +17132,7 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
-  if (V.getInt() > std::numeric_limits::max() || 
+  if (V.getInt() > std::numeric_limits::max() ||
   V.getInt() < std::numeric_limits::min()) {
 return false;
   }

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[clang] Avoid printing overly large integer. (PR #75902)

2023-12-27 Thread Nhat Nguyen via cfe-commits 


@@ -17132,6 +17132,10 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
+  if (V.getInt() > std::numeric_limits::max() ||

changkhothuychung wrote:

Hi, do you have any idea where is actually the right place to fix the code? I 
am still looking for it, but if you have found it, it would be really 
appreciated!

https://github.com/llvm/llvm-project/pull/75902
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[clang] Avoid printing overly large integer. (PR #75902)

2023-12-26 Thread Nhat Nguyen via cfe-commits 

changkhothuychung wrote:

Thanks everyone for the comments! I will address as soon as I can. 

https://github.com/llvm/llvm-project/pull/75902
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[clang] Avoid printing overly large integer. (PR #75902)

2023-12-21 Thread Nhat Nguyen via cfe-commits 

https://github.com/changkhothuychung updated 
https://github.com/llvm/llvm-project/pull/75902

>From 0eb58740f33f2eef29c28e43e78118f9f0eea4b4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= <“nhat7...@gmail.com”>
Date: Tue, 19 Dec 2023 00:03:28 -0800
Subject: [PATCH 1/4] return false if the value is too large

---
 clang/lib/Sema/SemaDeclCXX.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index a3f68d4ffc0f6e..18631ec7dac152 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,6 +17132,9 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
+  if (V.getInt() >= (1 << 64)) {
+return false;
+  }
   uint32_t CodeUnit = static_cast(V.getInt().getZExtValue());
   WriteCharTypePrefix(BTy->getKind(), OS);
   OS << '\'';

>From 5e6326fb1cf4f1591fe927c94b1d16d1a7be0e66 Mon Sep 17 00:00:00 2001
From: Nhat Nguyen 
Date: Thu, 21 Dec 2023 13:26:13 -0500
Subject: [PATCH 2/4] Update clang/lib/Sema/SemaDeclCXX.cpp

Co-authored-by: Yueh-Shun Li 
---
 clang/lib/Sema/SemaDeclCXX.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 18631ec7dac152..196e32a4a349f2 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,7 +17132,7 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
-  if (V.getInt() >= (1 << 64)) {
+  if (V.getInt() > std::numeric_limits::max() || V.getInt() 
< std::numeric_limits::min()) {
 return false;
   }
   uint32_t CodeUnit = static_cast(V.getInt().getZExtValue());

>From b2794aba6969d694b55ab3a91ac1616f8469cd46 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= <“nhat7...@gmail.com”>
Date: Thu, 21 Dec 2023 10:34:00 -0800
Subject: [PATCH 3/4] clang format

---
 clang/lib/Sema/SemaDeclCXX.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 196e32a4a349f2..323890b38daeec 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,7 +17132,8 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
-  if (V.getInt() > std::numeric_limits::max() || V.getInt() 
< std::numeric_limits::min()) {
+  if (V.getInt() > std::numeric_limits::max() || 
+  V.getInt() < std::numeric_limits::min()) {
 return false;
   }
   uint32_t CodeUnit = static_cast(V.getInt().getZExtValue());

>From d5208f02c9b130b85c15b32c945f871d0216885a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= <“nhat7...@gmail.com”>
Date: Thu, 21 Dec 2023 23:14:44 -0800
Subject: [PATCH 4/4] clang format

---
 clang/lib/Sema/SemaDeclCXX.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 323890b38daeec..80e6cd9ee07420 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,7 +17132,7 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
-  if (V.getInt() > std::numeric_limits::max() || 
+  if (V.getInt() > std::numeric_limits::max() ||
   V.getInt() < std::numeric_limits::min()) {
 return false;
   }

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[clang] Avoid printing overly large integer. (PR #75902)

2023-12-21 Thread Nhat Nguyen via cfe-commits 

https://github.com/changkhothuychung updated 
https://github.com/llvm/llvm-project/pull/75902

>From 0eb58740f33f2eef29c28e43e78118f9f0eea4b4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= <“nhat7...@gmail.com”>
Date: Tue, 19 Dec 2023 00:03:28 -0800
Subject: [PATCH 1/3] return false if the value is too large

---
 clang/lib/Sema/SemaDeclCXX.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index a3f68d4ffc0f6e..18631ec7dac152 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,6 +17132,9 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
+  if (V.getInt() >= (1 << 64)) {
+return false;
+  }
   uint32_t CodeUnit = static_cast(V.getInt().getZExtValue());
   WriteCharTypePrefix(BTy->getKind(), OS);
   OS << '\'';

>From 5e6326fb1cf4f1591fe927c94b1d16d1a7be0e66 Mon Sep 17 00:00:00 2001
From: Nhat Nguyen 
Date: Thu, 21 Dec 2023 13:26:13 -0500
Subject: [PATCH 2/3] Update clang/lib/Sema/SemaDeclCXX.cpp

Co-authored-by: Yueh-Shun Li 
---
 clang/lib/Sema/SemaDeclCXX.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 18631ec7dac152..196e32a4a349f2 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,7 +17132,7 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
-  if (V.getInt() >= (1 << 64)) {
+  if (V.getInt() > std::numeric_limits::max() || V.getInt() 
< std::numeric_limits::min()) {
 return false;
   }
   uint32_t CodeUnit = static_cast(V.getInt().getZExtValue());

>From b2794aba6969d694b55ab3a91ac1616f8469cd46 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= <“nhat7...@gmail.com”>
Date: Thu, 21 Dec 2023 10:34:00 -0800
Subject: [PATCH 3/3] clang format

---
 clang/lib/Sema/SemaDeclCXX.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 196e32a4a349f2..323890b38daeec 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,7 +17132,8 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
-  if (V.getInt() > std::numeric_limits::max() || V.getInt() 
< std::numeric_limits::min()) {
+  if (V.getInt() > std::numeric_limits::max() || 
+  V.getInt() < std::numeric_limits::min()) {
 return false;
   }
   uint32_t CodeUnit = static_cast(V.getInt().getZExtValue());

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[clang] Avoid printing overly large integer. (PR #75902)

2023-12-21 Thread Nhat Nguyen via cfe-commits 

changkhothuychung wrote:

Thanks, I will look into adding tests! 

Regarding the floating point option, are we converting the value to float type 
and just print it to the output stream? @cor3ntin 

https://github.com/llvm/llvm-project/pull/75902
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[clang] Avoid printing overly large integer. (PR #75902)

2023-12-21 Thread Nhat Nguyen via cfe-commits 

https://github.com/changkhothuychung updated 
https://github.com/llvm/llvm-project/pull/75902

>From 0eb58740f33f2eef29c28e43e78118f9f0eea4b4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= <“nhat7...@gmail.com”>
Date: Tue, 19 Dec 2023 00:03:28 -0800
Subject: [PATCH 1/2] return false if the value is too large

---
 clang/lib/Sema/SemaDeclCXX.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index a3f68d4ffc0f6e..18631ec7dac152 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,6 +17132,9 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
+  if (V.getInt() >= (1 << 64)) {
+return false;
+  }
   uint32_t CodeUnit = static_cast(V.getInt().getZExtValue());
   WriteCharTypePrefix(BTy->getKind(), OS);
   OS << '\'';

>From 5e6326fb1cf4f1591fe927c94b1d16d1a7be0e66 Mon Sep 17 00:00:00 2001
From: Nhat Nguyen 
Date: Thu, 21 Dec 2023 13:26:13 -0500
Subject: [PATCH 2/2] Update clang/lib/Sema/SemaDeclCXX.cpp

Co-authored-by: Yueh-Shun Li 
---
 clang/lib/Sema/SemaDeclCXX.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 18631ec7dac152..196e32a4a349f2 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,7 +17132,7 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
-  if (V.getInt() >= (1 << 64)) {
+  if (V.getInt() > std::numeric_limits::max() || V.getInt() 
< std::numeric_limits::min()) {
 return false;
   }
   uint32_t CodeUnit = static_cast(V.getInt().getZExtValue());

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[clang] Avoid printing overly large integer. (PR #75902)

2023-12-19 Thread Nhat Nguyen via cfe-commits 

https://github.com/changkhothuychung created 
https://github.com/llvm/llvm-project/pull/75902

Created a PR to fix issue #71675

>From 0eb58740f33f2eef29c28e43e78118f9f0eea4b4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9CNhat?= <“nhat7...@gmail.com”>
Date: Tue, 19 Dec 2023 00:03:28 -0800
Subject: [PATCH] return false if the value is too large

---
 clang/lib/Sema/SemaDeclCXX.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index a3f68d4ffc0f6e..18631ec7dac152 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -17132,6 +17132,9 @@ static bool ConvertAPValueToString(const APValue , 
QualType T,
 case BuiltinType::WChar_U: {
   unsigned TyWidth = Context.getIntWidth(T);
   assert(8 <= TyWidth && TyWidth <= 32 && "Unexpected integer width");
+  if (V.getInt() >= (1 << 64)) {
+return false;
+  }
   uint32_t CodeUnit = static_cast(V.getInt().getZExtValue());
   WriteCharTypePrefix(BTy->getKind(), OS);
   OS << '\'';

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