================
@@ -0,0 +1,41 @@
+; RUN: opt -passes=lower-comment-string -S %s -o - | FileCheck %s
--check-prefixes=CHECK,CHECK-O0
+
+; Verify that lower-comment-string is enabled by default on all opt pipelines.
+; RUN: opt --O0 -S %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-O0
+; RUN: opt --O1 -S %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-ON
+; RUN: opt --O2 -S %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-ON
+; RUN: opt --O3 -S %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-ON
+
+target triple = "powerpc-ibm-aix"
+
+define void @f0() {
+entry:
+ ret void
+}
+define i32 @main() {
+entry:
+ ret i32 0
+}
+
+!llvm.module.flags = !{!0}
+!0 = !{i32 1, !"wchar_size", i32 2}
----------------
w2yehia wrote:
these might not be necessary
https://github.com/llvm/llvm-project/pull/178184
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