; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s %struct.S = type { i32} @.str = private constant [10 x i8] c"ptr = %p\0A\00", align 1 ; <[10 x i8]*> [#uses=1] @.str1 = private constant [8 x i8] c"Failed \00", align 1 ; <[8 x i8]*> [#uses=1] @.str2 = private constant [2 x i8] c"0\00", align 1 ; <[2 x i8]*> [#uses=1] @.str3 = private constant [7 x i8] c"test.c\00", align 1 ; <[7 x i8]*> [#uses=1] @__PRETTY_FUNCTION__.2067 = internal constant [13 x i8] c"aligned_func\00" ; <[13 x i8]*> [#uses=1] define void @aligned_func(%struct.S* byval align 64 %obj) nounwind { entry: %ptr = alloca i8* ; [#uses=3] %p = alloca i64 ; [#uses=3] %"alloca point" = bitcast i32 0 to i32 ; [#uses=0] %obj1 = bitcast %struct.S* %obj to i8* ; [#uses=1] store i8* %obj1, i8** %ptr, align 8 %0 = load i8*, i8** %ptr, align 8 ; [#uses=1] %1 = ptrtoint i8* %0 to i64 ; [#uses=1] store i64 %1, i64* %p, align 8 %2 = load i8*, i8** %ptr, align 8 ; [#uses=1] %3 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str, i64 0, i64 0), i8* %2) nounwind ; [#uses=0] %4 = load i64, i64* %p, align 8 ; [#uses=1] %5 = and i64 %4, 140737488355264 ; [#uses=1] %6 = load i64, i64* %p, align 8 ; [#uses=1] %7 = icmp ne i64 %5, %6 ; [#uses=1] br i1 %7, label %bb, label %bb2 bb: ; preds = %entry %8 = call i32 @puts(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str1, i64 0, i64 0)) nounwind ; [#uses=0] call void @__assert_fail(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str2, i64 0, i64 0), i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str3, i64 0, i64 0), i32 18, i8* getelementptr inbounds ([13 x i8], [13 x i8]* @__PRETTY_FUNCTION__.2067, i64 0, i64 0)) noreturn nounwind unreachable bb2: ; preds = %entry br label %return return: ; preds = %bb2 ret void } declare i32 @printf(i8*, ...) nounwind declare i32 @puts(i8*) declare void @__assert_fail(i8*, i8*, i32, i8*) noreturn nounwind define void @main() nounwind { entry: ; CHECK: main ; CHECK: andq $-64, %rsp %s1 = alloca %struct.S ; <%struct.S*> [#uses=4] %"alloca point" = bitcast i32 0 to i32 ; [#uses=0] %0 = getelementptr inbounds %struct.S, %struct.S* %s1, i32 0, i32 0 ; [#uses=1] store i32 1, i32* %0, align 4 call void @aligned_func(%struct.S* byval align 64 %s1) nounwind br label %return return: ; preds = %entry ret void }