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After clang release/16.x there is a regression that -mabi=elfv1
or -mabi=elfv2 are being unused and throws warning. But clang-trunk
throws error for -mabi=elfv2 or elfv1. Intent of this patch to accept
elfv1 or elfv2 for -mabi.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D156351
Files:
clang/lib/Driver/ToolChains/Clang.cpp
Index: clang/lib/Driver/ToolChains/Clang.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Clang.cpp
+++ clang/lib/Driver/ToolChains/Clang.cpp
@@ -2068,6 +2068,12 @@
} else if (V == "vec-extabi") {
VecExtabi = true;
A->claim();
+ } else if (V == "elfv1") {
+ ABIName = "elfv1";
+ A->claim();
+ } else if (V == "elfv2") {
+ ABIName = "elfv2";
+ A->claim();
} else if (V != "altivec")
// The ppc64 linux abis are all "altivec" abis by default. Accept and
ignore
// the option if given as we don't have backend support for any targets
Index: clang/lib/Driver/ToolChains/Clang.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Clang.cpp
+++ clang/lib/Driver/ToolChains/Clang.cpp
@@ -2068,6 +2068,12 @@
} else if (V == "vec-extabi") {
VecExtabi = true;
A->claim();
+ } else if (V == "elfv1") {
+ ABIName = "elfv1";
+ A->claim();
+ } else if (V == "elfv2") {
+ ABIName = "elfv2";
+ A->claim();
} else if (V != "altivec")
// The ppc64 linux abis are all "altivec" abis by default. Accept and ignore
// the option if given as we don't have backend support for any targets
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