llvm-project/clang/test/CodeGen/misaligned-param.c

14 lines
408 B
C

// RUN: %clang_cc1 %s -triple i386-apple-darwin -emit-llvm -o - | FileCheck %s
// Misaligned parameter must be memcpy'd to correctly aligned temporary.
struct s { int x; long double y; };
long double foo(struct s x, int i, struct s y) {
// CHECK: foo
// CHECK: %x = alloca %struct.s, align 16
// CHECK: %y = alloca %struct.s, align 16
// CHECK: memcpy
// CHECK: memcpy
// CHECK: bar
return bar(&x, &y);
}