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Add testcase to make sure we don't generate a compact unwind section for ELF binaries.

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This tests r190354.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192903 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2013-10-17 17:38:49 +00:00
parent 52244da7f2
commit 20a7ec9247
1 changed files with 48 additions and 0 deletions
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48
test/CodeGen/X86/no-elf-compact-unwind.ll Normal file
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; RUN: llc < %s -mtriple x86_64-apple-macosx10.8.0 -disable-cfi | FileCheck -check-prefix=MACHO %s
; RUN: llc < %s -mtriple x86_64-unknown-linux -disable-cfi | FileCheck -check-prefix=ELF %s
; Make sure we don't generate a compact unwind for ELF.
; MACHO-LABEL: _Z3barv:
; MACHO: __compact_unwind
; ELF-LABEL: _Z3barv:
; ELF-NOT: __compact_unwind
@_ZTIi = external constant i8*
define void @_Z3barv() uwtable {
entry:
invoke void @_Z3foov()
to label %try.cont unwind label %lpad
lpad: ; preds = %entry
%0 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
catch i8* bitcast (i8** @_ZTIi to i8*)
%1 = extractvalue { i8*, i32 } %0, 1
%2 = tail call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIi to i8*))
%matches = icmp eq i32 %1, %2
br i1 %matches, label %catch, label %eh.resume
catch: ; preds = %lpad
%3 = extractvalue { i8*, i32 } %0, 0
%4 = tail call i8* @__cxa_begin_catch(i8* %3)
tail call void @__cxa_end_catch()
br label %try.cont
try.cont: ; preds = %entry, %catch
ret void
eh.resume: ; preds = %lpad
resume { i8*, i32 } %0
}
declare void @_Z3foov()
declare i32 @__gxx_personality_v0(...)
declare i32 @llvm.eh.typeid.for(i8*)
declare i8* @__cxa_begin_catch(i8*)
declare void @__cxa_end_catch()