45 lines
1.5 KiB
LLVM
45 lines
1.5 KiB
LLVM
; RUN: opt -basicaa -newgvn -S < %s | FileCheck %s
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target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32"
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target triple = "i686-pc-windows-msvc"
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%eh.ThrowInfo = type { i32, i8*, i8*, i8* }
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%struct.A = type { i32* }
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@"_TI1?AUA@@" = external constant %eh.ThrowInfo
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define i8 @f() personality i32 (...)* @__CxxFrameHandler3 {
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entry:
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%b = alloca i8
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%c = alloca i8
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store i8 42, i8* %b
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store i8 13, i8* %c
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invoke void @_CxxThrowException(i8* %b, %eh.ThrowInfo* nonnull @"_TI1?AUA@@")
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to label %unreachable unwind label %catch.dispatch
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catch.dispatch: ; preds = %entry
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%cs1 = catchswitch within none [label %catch] unwind to caller
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catch: ; preds = %catch.dispatch
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%catchpad = catchpad within %cs1 [i8* null, i32 64, i8* null]
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store i8 5, i8* %b
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catchret from %catchpad to label %try.cont
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try.cont: ; preds = %catch
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%load_b = load i8, i8* %b
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%load_c = load i8, i8* %c
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%add = add i8 %load_b, %load_c
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ret i8 %add
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unreachable: ; preds = %entry
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unreachable
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}
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; CHECK-LABEL: define i8 @f(
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; CHECK: %[[load_b:.*]] = load i8, i8* %b
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; CHECK-NEXT: %[[load_c:.*]] = load i8, i8* %c
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; CHECK-NEXT: %[[add:.*]] = add i8 %[[load_b]], %[[load_c]]
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; CHECK-NEXT: ret i8 %[[add]]
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declare i32 @__CxxFrameHandler3(...)
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declare x86_stdcallcc void @_CxxThrowException(i8*, %eh.ThrowInfo*)
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