42 lines
2.6 KiB
C
42 lines
2.6 KiB
C
// Test that SanitizerCoverage works under the new pass manager.
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// RUN: %clang -target x86_64-linux-gnu -fsanitize=fuzzer %s -fexperimental-new-pass-manager -S -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,CHECK-O0
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// RUN: %clang -target x86_64-linux-gnu -fsanitize=fuzzer %s -fexperimental-new-pass-manager -O2 -S -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,CHECK-O2
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// RUN: %clang -target x86_64-linux-gnu -fsanitize=fuzzer %s -fexperimental-new-pass-manager -flto -S -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,CHECK-O0
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// RUN: %clang -target x86_64-linux-gnu -fsanitize=fuzzer %s -fexperimental-new-pass-manager -flto -O2 -S -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,CHECK-O2
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// RUN: %clang -target x86_64-linux-gnu -fsanitize=fuzzer %s -fexperimental-new-pass-manager -flto=thin -S -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,CHECK-O0
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// RUN: %clang -target x86_64-linux-gnu -fsanitize=fuzzer %s -fexperimental-new-pass-manager -flto=thin -O2 -S -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,CHECK-O2,CHECK-O2-THINLTO
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extern void *memcpy(void *, const void *, unsigned long);
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extern int printf(const char *restrict, ...);
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int LLVMFuzzerTestOneInput(const unsigned char *data, unsigned long size) {
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unsigned char buf[4];
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if (size < 8)
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return 0;
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if (data[0] == 'h' && data[1] == 'i' && data[2] == '!') {
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memcpy(buf, data, size);
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printf("test: %.2X\n", buf[0]);
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}
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return 0;
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}
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// CHECK-DAG: declare void @__sanitizer_cov_pcs_init(i64*, i64*)
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// CHECK-O0-DAG: declare void @__sanitizer_cov_trace_pc_indir(i64)
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// CHECK-O0-DAG: declare void @__sanitizer_cov_trace_cmp1(i8 zeroext, i8 zeroext)
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// CHECK-O0-DAG: declare void @__sanitizer_cov_trace_cmp2(i16 zeroext, i16 zeroext)
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// CHECK-O0-DAG: declare void @__sanitizer_cov_trace_cmp4(i32 zeroext, i32 zeroext)
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// CHECK-O0-DAG: declare void @__sanitizer_cov_trace_cmp8(i64, i64)
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// CHECK-O2-THINLTO-NOT: declare void @__sanitizer_cov_trace_const_cmp1(i8 zeroext, i8 zeroext)
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// CHECK-O0-DAG: declare void @__sanitizer_cov_trace_const_cmp2(i16 zeroext, i16 zeroext)
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// CHECK-O0-DAG: declare void @__sanitizer_cov_trace_const_cmp4(i32 zeroext, i32 zeroext)
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// CHECK-O2-THINLTO-NOT: declare void @__sanitizer_cov_trace_const_cmp8(i64, i64)
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// CHECK-O0-DAG: declare void @__sanitizer_cov_trace_div4(i32 zeroext)
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// CHECK-O0-DAG: declare void @__sanitizer_cov_trace_div8(i64)
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// CHECK-O0-DAG: declare void @__sanitizer_cov_trace_gep(i64)
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// CHECK-O0-DAG: declare void @__sanitizer_cov_trace_switch(i64, i64*)
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// CHECK-O0-DAG: declare void @__sanitizer_cov_trace_pc()
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// CHECK-O0-DAG: declare void @__sanitizer_cov_trace_pc_guard(i32*)
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