clang/test/CodeGen/align-param.c

   1 // RUN: %clang_cc1 -emit-llvm -triple i386-apple-macosx10.7.2 < %s | FileCheck %s
   2
   3 // The preferred alignment for a long long on x86-32 is 8; make sure the
   4 // alloca for x uses that alignment.
   5 int test (long long x) {
   6   return (int)x;
   7 }
   8 // CHECK-LABEL: define{{.*}} i32 @test
   9 // CHECK: alloca i64, align 8
  10
  11
  12 // Make sure we honor the aligned attribute.
  13 struct X { int x,y,z,a; };
  14 int test2(struct X x __attribute((aligned(16)))) {
  15   return x.z;
  16 }
  17 // CHECK-LABEL: define{{.*}} i32 @test2
  18 // CHECK: alloca %struct.X, align 16