[clang] 5bc644a - Revert "[AIX] Avoid structor alias; die before bad alias codegen"
Steven Wan via cfe-commits
cfe-commits at lists.llvm.org
Tue May 25 12:07:57 PDT 2021
Author: Jake Egan
Date: 2021-05-25T15:07:40-04:00
New Revision: 5bc644aeca8fc6a734308d81781935de26ea4cde
URL: https://github.com/llvm/llvm-project/commit/5bc644aeca8fc6a734308d81781935de26ea4cde
DIFF: https://github.com/llvm/llvm-project/commit/5bc644aeca8fc6a734308d81781935de26ea4cde.diff
LOG: Revert "[AIX] Avoid structor alias; die before bad alias codegen"
Avoiding structor alias is no longer needed because AIX now has an alias implementation here: https://reviews.llvm.org/D83252.
This reverts commit b116ded57da3530e661f871f4191c59cd9e091cd.
Reviewed By: jasonliu
Differential Revision: https://reviews.llvm.org/D102724
Added:
Modified:
clang/lib/Driver/ToolChains/Clang.cpp
clang/test/Driver/aix-constructor-alias.c
Removed:
################################################################################
diff --git a/clang/lib/Driver/ToolChains/Clang.cpp b/clang/lib/Driver/ToolChains/Clang.cpp
index 677e2b635354..6ded23b316c8 100644
--- a/clang/lib/Driver/ToolChains/Clang.cpp
+++ b/clang/lib/Driver/ToolChains/Clang.cpp
@@ -5028,10 +5028,8 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
// Enable -mconstructor-aliases except on darwin, where we have to work around
// a linker bug (see <rdar://problem/7651567>), and CUDA/AMDGPU device code,
- // where aliases aren't supported. Similarly, aliases aren't yet supported
- // for AIX.
- if (!RawTriple.isOSDarwin() && !RawTriple.isNVPTX() &&
- !RawTriple.isAMDGPU() && !RawTriple.isOSAIX())
+ // where aliases aren't supported.
+ if (!RawTriple.isOSDarwin() && !RawTriple.isNVPTX() && !RawTriple.isAMDGPU())
CmdArgs.push_back("-mconstructor-aliases");
// Darwin's kernel doesn't support guard variables; just die if we
diff --git a/clang/test/Driver/aix-constructor-alias.c b/clang/test/Driver/aix-constructor-alias.c
index 18c5f5b5b877..0f53dee2be67 100644
--- a/clang/test/Driver/aix-constructor-alias.c
+++ b/clang/test/Driver/aix-constructor-alias.c
@@ -1,7 +1,7 @@
-// Check that we don't pass -mconstructor-aliases when compiling for AIX.
+// Check that we pass -mconstructor-aliases when compiling for AIX.
// RUN: %clang -### -target powerpc-ibm-aix7.1.0.0 %s -c -o %t.o 2>&1 \
// RUN: | FileCheck %s
// RUN: %clang -### -target powerpc64-ibm-aix7.1.0.0 %s -c -o %t.o 2>&1 \
// RUN: | FileCheck %s
-// CHECK-NOT: "-mconstructor-aliases"
+// CHECK: "-mconstructor-aliases"
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