2009-10-27 02:35:08 +08:00
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// RUN: clang-cc -triple x86_64-apple-darwin -S -D_FORTIFY_SOURCE=2 %s -o %t.s &&
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// RUN: FileCheck --input-file=%t.s %s
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#include <string.h>
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char gbuf[63];
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char *gp;
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void test1() {
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// CHECK: movabsq $59, %rdx
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// CHECK-NEXT: movq %rax, %rdi
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// CHECK-NEXT: movq %rcx, %rsi
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// CHECK-NEXT: call ___strcpy_chk
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strcpy(&gbuf[4], "Hi there");
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}
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void test2() {
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// CHECK: movabsq $63, %rdx
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// CHECK-NEXT: movq %rax, %rdi
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// CHECK-NEXT: movq %rcx, %rsi
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// CHECK-NEXT: call ___strcpy_chk
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strcpy(gbuf, "Hi there");
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}
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2009-10-27 05:38:39 +08:00
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void test3() {
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// CHECK: movabsq $0, %rdx
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// CHECK-NEXT: movq %rax, %rdi
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// CHECK-NEXT: movq %rcx, %rsi
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// CHECK-NEXT: call ___strcpy_chk
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strcpy(&gbuf[100], "Hi there");
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}
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2009-10-27 02:35:08 +08:00
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void test4() {
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2009-10-27 05:38:39 +08:00
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// CHECK: movabsq $0, %rdx
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// CHECK-NEXT: movq %rax, %rdi
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// CHECK-NEXT: movq %rcx, %rsi
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// CHECK-NEXT: call ___strcpy_chk
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strcpy((char*)(void*)&gbuf[-1], "Hi there");
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}
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void test5() {
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2009-10-27 02:35:08 +08:00
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// CHECK: call ___inline_strcpy_chk
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2009-10-27 05:38:39 +08:00
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strcpy(gp, "Hi there");
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2009-10-27 02:35:08 +08:00
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}
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2009-10-27 05:38:39 +08:00
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void test6() {
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2009-10-27 02:35:08 +08:00
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int i;
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// CHECK: call ___inline_strcpy_chk
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2009-10-27 05:38:39 +08:00
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strcpy((++i, gbuf), "Hi there");
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2009-10-27 02:35:08 +08:00
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}
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