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author | Chris Lattner <sabre@nondot.org> | 2008-05-20 22:05:28 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2008-05-20 22:05:28 +0000 |
commit | eb0fdc150a807a5fd1b656c13fdf019d93ff4bc3 (patch) | |
tree | de401a650d31ad111f79e4b8619140f989e61dda /test/Transforms/LICM | |
parent | 7a9708b984b844b96f308634148f349acb7840c7 (diff) | |
download | external_llvm-eb0fdc150a807a5fd1b656c13fdf019d93ff4bc3.zip external_llvm-eb0fdc150a807a5fd1b656c13fdf019d93ff4bc3.tar.gz external_llvm-eb0fdc150a807a5fd1b656c13fdf019d93ff4bc3.tar.bz2 |
Fix PR2346 by marking vaarg as volatile so that licm doesn't try to
hoist them.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51356 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/LICM')
-rw-r--r-- | test/Transforms/LICM/2008-05-20-AliasSetVAArg.ll | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/test/Transforms/LICM/2008-05-20-AliasSetVAArg.ll b/test/Transforms/LICM/2008-05-20-AliasSetVAArg.ll new file mode 100644 index 0000000..dcb20e7 --- /dev/null +++ b/test/Transforms/LICM/2008-05-20-AliasSetVAArg.ll @@ -0,0 +1,30 @@ +; RUN: llvm-as < %s | opt -licm -disable-output +; PR2346 +target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" +target triple = "i686-pc-linux-gnu" + %struct._zval_struct = type { %union._double, i32, i8, i8, i8, i8 } + %union._double = type { double } + +define i8* @zend_fetch_resource(%struct._zval_struct** %passed_id, i32 %default_id, i8* %resource_type_name, i32* %found_resource_type, i32 %num_resource_types, ...) { +entry: + br label %whilebody.i.i + +whilebody.i.i: ; preds = %whilebody.i.i, %entry + br i1 false, label %ifthen.i.i, label %whilebody.i.i + +ifthen.i.i: ; preds = %whilebody.i.i + br label %forcond + +forcond: ; preds = %forbody, %ifthen.i.i + br i1 false, label %forbody, label %afterfor + +forbody: ; preds = %forcond + va_arg i8** null, i32 ; <i32>:0 [#uses=0] + br i1 false, label %ifthen59, label %forcond + +ifthen59: ; preds = %forbody + unreachable + +afterfor: ; preds = %forcond + ret i8* null +} |