[PATCH] D13004: Create a new attribute set when the definition is parsed after a declaration of a function

[Akira Hatanaka via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL248191: Remove attributes minsize and optsize, which conflict with optnone. (authored by ahatanak).

Changed prior to commit:
  http://reviews.llvm.org/D13004?vs=35214&id=35288#toc

Repository:
  rL LLVM

http://reviews.llvm.org/D13004

Files:
  cfe/trunk/lib/CodeGen/CodeGenModule.cpp
  cfe/trunk/test/CodeGen/attr-func-def.c

Index: cfe/trunk/test/CodeGen/attr-func-def.c
===================================================================
--- cfe/trunk/test/CodeGen/attr-func-def.c
+++ cfe/trunk/test/CodeGen/attr-func-def.c
@@ -0,0 +1,18 @@
+// RUN: %clang_cc1 -triple x86_64-apple-macosx10.10.0 -emit-llvm -Oz -o - %s | FileCheck %s
+
+// CHECK: define i32 @foo2(i32 %a) [[ATTRS2:#[0-9]+]] {
+// CHECK: define i32 @foo1(i32 %a) [[ATTRS1:#[0-9]+]] {
+
+int foo1(int);
+
+int foo2(int a) {
+  return foo1(a + 2);
+}
+
+__attribute__((optnone))
+int foo1(int a) {
+    return a + 1;
+}
+
+// CHECK: attributes [[ATTRS2]] = { {{.*}}optsize{{.*}} }
+// CHECK: attributes [[ATTRS1]] = { {{.*}}optnone{{.*}} }
Index: cfe/trunk/lib/CodeGen/CodeGenModule.cpp
===================================================================
--- cfe/trunk/lib/CodeGen/CodeGenModule.cpp
+++ cfe/trunk/lib/CodeGen/CodeGenModule.cpp
@@ -827,10 +827,8 @@
     F->addFnAttr(llvm::Attribute::NoInline);
 
     // OptimizeNone wins over OptimizeForSize, MinSize, AlwaysInline.
-    assert(!F->hasFnAttribute(llvm::Attribute::OptimizeForSize) &&
-           "OptimizeNone and OptimizeForSize on same function!");
-    assert(!F->hasFnAttribute(llvm::Attribute::MinSize) &&
-           "OptimizeNone and MinSize on same function!");
+    F->removeFnAttr(llvm::Attribute::OptimizeForSize);
+    F->removeFnAttr(llvm::Attribute::MinSize);
     assert(!F->hasFnAttribute(llvm::Attribute::AlwaysInline) &&
            "OptimizeNone and AlwaysInline on same function!");
 


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