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Fix handling of extern_weak. This was broken by r225983.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@226026 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola 2015-01-14 19:43:32 +00:00
parent 5e8cd99f55
commit 55c86a8cdc
2 changed files with 12 additions and 2 deletions
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8
test/tools/gold/emit-llvm.ll
View File

@ -21,6 +21,9 @@
target triple = "x86_64-unknown-linux-gnu"
@g7 = extern_weak global i32
; CHECK-DAG: @g7 = extern_weak global i32
; CHECK: define internal void @f1()
; OPT-NOT: @f1
define hidden void @f1() {
@ -62,6 +65,9 @@ define linkonce_odr void @f6() unnamed_addr {
}
@g6 = global void()* @f6
define i32* @f7() {
ret i32* @g7
}
; API: f1 PREVAILING_DEF_IRONLY
; API: f2 PREVAILING_DEF_IRONLY
@ -69,5 +75,7 @@ define linkonce_odr void @f6() unnamed_addr {
; API: f4 PREVAILING_DEF_IRONLY_EXP
; API: f5 PREVAILING_DEF_IRONLY_EXP
; API: f6 PREVAILING_DEF_IRONLY_EXP
; API: f7 PREVAILING_DEF_IRONLY_EXP
; API: g7 UNDEF
; API: g5 PREVAILING_DEF_IRONLY_EXP
; API: g6 PREVAILING_DEF_IRONLY_EXP

6
tools/gold/gold-plugin.cpp
View File

@ -633,8 +633,10 @@ getModuleForFile(LLVMContext &Context, claimed_file &F, raw_fd_ostream *ApiFile,
break;
case LDPR_UNDEF:
assert(GV->hasComdat());
Drop.insert(GV);
if (!GV->hasExternalWeakLinkage()) {
assert(GV->hasComdat());
Drop.insert(GV);
}
break;
case LDPR_PREVAILING_DEF_IRONLY: {