ef85ea9a4f
before: 00 00 00 00 ff ff ff ff 00 00 00 00 00 00 00 00 Shadow map of [0x211000000005, 0x21100000012e), 297 bytes: now: 0x2f60d213ac10[0x7f60d213ac10] 00 00 00 00 ff ff ff ff 00 00 00 00 00 00 00 00 Shadow map [0x211000000005, 0x21100000012e) of [0x711000000005, 0x711000000135), 297 bytes: Differential Revision: https://reviews.llvm.org/D111261
50 lines
2.1 KiB
C++
50 lines
2.1 KiB
C++
// RUN: %clangxx_msan -O0 -g %s -o %t && %run %t >%t.out 2>&1
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// RUN: FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-NO-ORIGINS < %t.out
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// RUN: %clangxx_msan -fsanitize-memory-track-origins -O0 -g %s -o %t && %run %t >%t.out 2>&1
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// RUN: FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-ORIGINS < %t.out
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// RUN: %clangxx_msan -fsanitize-memory-track-origins=2 -O0 -g %s -o %t && %run %t >%t.out 2>&1
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// RUN: FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-ORIGINS < %t.out
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#include <sanitizer/msan_interface.h>
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int main(void) {
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char *p = new char[16];
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__msan_print_shadow(p, 1);
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__msan_print_shadow(p+1, 1);
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__msan_print_shadow(p+3, 1);
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__msan_print_shadow(p+15, 1);
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__msan_print_shadow(p, 0);
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delete[] p;
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int x = 0;
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__msan_print_shadow(&x, 3);
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return 0;
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}
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// CHECK: Shadow map [0x{{.*}}, 0x{{.*}}) of [0x{{.*}}, 0x{{.*}}), 1 bytes:
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// CHECK-NO-ORIGINS: 0x{{.*}}: ff...... ........ ........ ........
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// CHECK-ORIGINS: 0x{{.*}}: ff...... ........ ........ ........ |A . . .|
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// CHECK-ORIGINS: Origin A (origin_id {{.*}}):
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// CHECK: Shadow map [0x{{.*}}, 0x{{.*}}) of [0x{{.*}}, 0x{{.*}}), 1 bytes:
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// CHECK-NO-ORIGINS: 0x{{.*}}: ..ff.... ........ ........ ........
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// CHECK-ORIGINS: 0x{{.*}}: ..ff.... ........ ........ ........ |A . . .|
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// CHECK-ORIGINS: Origin A (origin_id {{.*}}):
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// CHECK: Shadow map [0x{{.*}}, 0x{{.*}}) of [0x{{.*}}, 0x{{.*}}), 1 bytes:
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// CHECK-NO-ORIGINS: 0x{{.*}}: ......ff ........ ........ ........
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// CHECK-ORIGINS: 0x{{.*}}: ......ff ........ ........ ........ |A . . .|
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// CHECK-ORIGINS: Origin A (origin_id {{.*}}):
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// CHECK: Shadow map [0x{{.*}}, 0x{{.*}}) of [0x{{.*}}, 0x{{.*}}), 1 bytes:
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// CHECK-NO-ORIGINS: 0x{{.*}}: ......ff ........ ........ ........
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// CHECK-ORIGINS: 0x{{.*}}: ......ff ........ ........ ........ |A . . .|
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// CHECK-ORIGINS: Origin A (origin_id {{.*}}):
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// CHECK: Shadow map [0x{{.*}}, 0x{{.*}}) of [0x{{.*}}, 0x{{.*}}), 0 bytes:
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// CHECK: Shadow map [0x{{.*}}, 0x{{.*}}) of [0x{{.*}}, 0x{{.*}}), 3 bytes:
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// CHECK-NO-ORIGINS: 0x{{.*}}: 000000.. ........ ........ ........
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// CHECK-ORIGINS: 0x{{.*}}: 000000.. ........ ........ ........ |. . . .|
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