diff options
Diffstat (limited to 'test/CodeGen/catch-undef-behavior.c')
| -rw-r--r-- | test/CodeGen/catch-undef-behavior.c | 39 |
1 files changed, 28 insertions, 11 deletions
diff --git a/test/CodeGen/catch-undef-behavior.c b/test/CodeGen/catch-undef-behavior.c index 7875536..c2f01ae 100644 --- a/test/CodeGen/catch-undef-behavior.c +++ b/test/CodeGen/catch-undef-behavior.c @@ -1,8 +1,7 @@ -// RUN: %clang_cc1 -fsanitize=alignment,null,object-size,shift-base,shift-exponent,return,signed-integer-overflow,vla-bound,float-cast-overflow,integer-divide-by-zero,bool,returns-nonnull-attribute,nonnull-attribute -fsanitize-recover=alignment,null,object-size,shift-base,shift-exponent,signed-integer-overflow,vla-bound,float-cast-overflow,integer-divide-by-zero,bool,returns-nonnull-attribute,nonnull-attribute -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s --check-prefix=CHECK-COMMON --check-prefix=CHECK-UBSAN -// RUN: %clang_cc1 -fsanitize-trap=alignment,null,object-size,shift-base,shift-exponent,return,signed-integer-overflow,vla-bound,float-cast-overflow,integer-divide-by-zero,bool,returns-nonnull-attribute,nonnull-attribute -fsanitize-recover=alignment,null,object-size,shift-base,shift-exponent,signed-integer-overflow,vla-bound,float-cast-overflow,integer-divide-by-zero,bool,returns-nonnull-attribute,nonnull-attribute -fsanitize=alignment,null,object-size,shift-base,shift-exponent,return,signed-integer-overflow,vla-bound,float-cast-overflow,integer-divide-by-zero,bool,returns-nonnull-attribute,nonnull-attribute -fsanitize-recover=alignment,null,object-size,shift-base,shift-exponent,signed-integer-overflow,vla-bound,float-cast-overflow,integer-divide-by-zero,bool,returns-nonnull-attribute,nonnull-attribute -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s --check-prefix=CHECK-COMMON --check-prefix=CHECK-TRAP +// RUN: %clang_cc1 -fsanitize=alignment,null,object-size,shift-base,shift-exponent,return,signed-integer-overflow,vla-bound,float-cast-overflow,integer-divide-by-zero,bool,returns-nonnull-attribute,nonnull-attribute -fsanitize-recover=alignment,null,object-size,shift-base,shift-exponent,signed-integer-overflow,vla-bound,float-cast-overflow,integer-divide-by-zero,bool,returns-nonnull-attribute,nonnull-attribute -emit-llvm %s -o - -triple x86_64-linux-gnu | opt -instnamer -S | FileCheck %s --check-prefix=CHECK-COMMON --check-prefix=CHECK-UBSAN +// RUN: %clang_cc1 -fsanitize-trap=alignment,null,object-size,shift-base,shift-exponent,return,signed-integer-overflow,vla-bound,float-cast-overflow,integer-divide-by-zero,bool,returns-nonnull-attribute,nonnull-attribute -fsanitize-recover=alignment,null,object-size,shift-base,shift-exponent,signed-integer-overflow,vla-bound,float-cast-overflow,integer-divide-by-zero,bool,returns-nonnull-attribute,nonnull-attribute -fsanitize=alignment,null,object-size,shift-base,shift-exponent,return,signed-integer-overflow,vla-bound,float-cast-overflow,integer-divide-by-zero,bool,returns-nonnull-attribute,nonnull-attribute -fsanitize-recover=alignment,null,object-size,shift-base,shift-exponent,signed-integer-overflow,vla-bound,float-cast-overflow,integer-divide-by-zero,bool,returns-nonnull-attribute,nonnull-attribute -emit-llvm %s -o - -triple x86_64-linux-gnu | opt -instnamer -S | FileCheck %s --check-prefix=CHECK-COMMON --check-prefix=CHECK-TRAP // RUN: %clang_cc1 -fsanitize=null -fsanitize-recover=null -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s --check-prefix=CHECK-NULL // RUN: %clang_cc1 -fsanitize=signed-integer-overflow -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s --check-prefix=CHECK-OVERFLOW -// REQUIRES: asserts // CHECK-UBSAN: @[[INT:.*]] = private unnamed_addr constant { i16, i16, [6 x i8] } { i16 0, i16 11, [6 x i8] c"'int'\00" } @@ -19,6 +18,17 @@ // CHECK-UBSAN: @[[LINE_700:.*]] = {{.*}}, i32 700, i32 14 {{.*}} @[[STRUCT_S]], i64 4, i8 3 } // CHECK-UBSAN: @[[LINE_800:.*]] = {{.*}}, i32 800, i32 12 {{.*}} @{{.*}} } // CHECK-UBSAN: @[[LINE_900:.*]] = {{.*}}, i32 900, i32 11 {{.*}} @{{.*}} } +// CHECK-UBSAN: @[[LINE_1000:.*]] = {{.*}}, i32 1000, i32 10 {{.*}} @{{.*}} } +// CHECK-UBSAN: @[[FP16:.*]] = private unnamed_addr constant { i16, i16, [9 x i8] } { i16 1, i16 16, [9 x i8] c"'__fp16'\00" } +// CHECK-UBSAN: @[[LINE_1100:.*]] = {{.*}}, i32 1100, i32 8 {{.*}} @{{.*}} } +// CHECK-UBSAN: @[[LINE_1200:.*]] = {{.*}}, i32 1200, i32 10 {{.*}} @{{.*}} } +// CHECK-UBSAN: @[[LINE_1300:.*]] = {{.*}}, i32 1300, i32 10 {{.*}} @{{.*}} } +// CHECK-UBSAN: @[[LINE_1400:.*]] = {{.*}}, i32 1400, i32 10 {{.*}} @{{.*}} } +// Make sure we check the fp16 type_mismatch data so we can easily match the signed char float_cast_overflow +// CHECK-UBSAN: @[[LINE_1500:.*]] = {{.*}}, i32 1500, i32 10 {{.*}} @[[FP16]], {{.*}} } +// CHECK-UBSAN: @[[SCHAR:.*]] = private unnamed_addr constant { i16, i16, [14 x i8] } { i16 0, i16 7, [14 x i8] c"'signed char'\00" } +// CHECK-UBSAN: @[[LINE_1500:.*]] = {{.*}}, i32 1500, i32 10 {{.*}} @[[FP16]], {{.*}} } +// CHECK-UBSAN: @[[LINE_1600:.*]] = {{.*}}, i32 1600, i32 10 {{.*}} @{{.*}} } // CHECK-NULL: @[[LINE_100:.*]] = private unnamed_addr global {{.*}}, i32 100, i32 5 {{.*}} @@ -209,10 +219,11 @@ float int_float_overflow(unsigned __int128 n) { // CHECK-COMMON: %[[INBOUNDS:.*]] = icmp ule i128 %{{.*}}, -20282409603651670423947251286016 // CHECK-COMMON-NEXT: br i1 %[[INBOUNDS]] - // CHECK-UBSAN: call void @__ubsan_handle_float_cast_overflow( + // CHECK-UBSAN: call void @__ubsan_handle_float_cast_overflow(i8* bitcast ({{.*}} @[[LINE_1000]] to i8*), // CHECK-TRAP: call void @llvm.trap() [[NR_NUW]] // CHECK-TRAP-NEXT: unreachable +#line 1000 return n; } @@ -223,10 +234,11 @@ void int_fp16_overflow(int n, __fp16 *p) { // CHECK-COMMON: %[[INBOUNDS:.*]] = and i1 %[[GE]], %[[LE]] // CHECK-COMMON-NEXT: br i1 %[[INBOUNDS]] - // CHECK-UBSAN: call void @__ubsan_handle_float_cast_overflow( + // CHECK-UBSAN: call void @__ubsan_handle_float_cast_overflow(i8* bitcast ({{.*}} @[[LINE_1100]] to i8*), // CHECK-TRAP: call void @llvm.trap() [[NR_NUW]] // CHECK-TRAP-NEXT: unreachable +#line 1100 *p = n; } @@ -239,10 +251,11 @@ int float_int_overflow(float f) { // CHECK-UBSAN: %[[CAST:.*]] = bitcast float %[[F]] to i32 // CHECK-UBSAN: %[[ARG:.*]] = zext i32 %[[CAST]] to i64 - // CHECK-UBSAN: call void @__ubsan_handle_float_cast_overflow({{.*}}, i64 %[[ARG]] + // CHECK-UBSAN: call void @__ubsan_handle_float_cast_overflow(i8* bitcast ({{.*}} @[[LINE_1200]] to i8*), i64 %[[ARG]] // CHECK-TRAP: call void @llvm.trap() [[NR_NUW]] // CHECK-TRAP-NEXT: unreachable +#line 1200 return f; } @@ -255,12 +268,13 @@ int long_double_int_overflow(long double ld) { // CHECK-COMMON: %[[INBOUNDS:.*]] = and i1 %[[GE]], %[[LE]] // CHECK-COMMON-NEXT: br i1 %[[INBOUNDS]] - // CHECK-UBSAN: store x86_fp80 %[[F]], x86_fp80* %[[ALLOCA:.*]], !nosanitize + // CHECK-UBSAN: store x86_fp80 %[[F]], x86_fp80* %[[ALLOCA:.*]], align 16, !nosanitize // CHECK-UBSAN: %[[ARG:.*]] = ptrtoint x86_fp80* %[[ALLOCA]] to i64 - // CHECK-UBSAN: call void @__ubsan_handle_float_cast_overflow({{.*}}, i64 %[[ARG]] + // CHECK-UBSAN: call void @__ubsan_handle_float_cast_overflow(i8* bitcast ({{.*}} @[[LINE_1300]] to i8*), i64 %[[ARG]] // CHECK-TRAP: call void @llvm.trap() [[NR_NUW]] // CHECK-TRAP-NEXT: unreachable +#line 1300 return ld; } @@ -271,10 +285,11 @@ unsigned float_uint_overflow(float f) { // CHECK-COMMON: %[[INBOUNDS:.*]] = and i1 %[[GE]], %[[LE]] // CHECK-COMMON-NEXT: br i1 %[[INBOUNDS]] - // CHECK-UBSAN: call void @__ubsan_handle_float_cast_overflow( + // CHECK-UBSAN: call void @__ubsan_handle_float_cast_overflow(i8* bitcast ({{.*}} @[[LINE_1400]] to i8*), // CHECK-TRAP: call void @llvm.trap() [[NR_NUW]] // CHECK-TRAP-NEXT: unreachable +#line 1400 return f; } @@ -285,10 +300,11 @@ signed char fp16_char_overflow(__fp16 *p) { // CHECK-COMMON: %[[INBOUNDS:.*]] = and i1 %[[GE]], %[[LE]] // CHECK-COMMON-NEXT: br i1 %[[INBOUNDS]] - // CHECK-UBSAN: call void @__ubsan_handle_float_cast_overflow( + // CHECK-UBSAN: call void @__ubsan_handle_float_cast_overflow(i8* bitcast ({{.*}} @[[LINE_1500]] to i8*), // CHECK-TRAP: call void @llvm.trap() [[NR_NUW]] // CHECK-TRAP-NEXT: unreachable +#line 1500 return *p; } @@ -301,10 +317,11 @@ float float_float_overflow(double f) { // CHECK-COMMON: %[[INBOUNDS:.*]] = xor i1 %[[OUTOFBOUNDS]], true // CHECK-COMMON-NEXT: br i1 %[[INBOUNDS]] - // CHECK-UBSAN: call void @__ubsan_handle_float_cast_overflow( + // CHECK-UBSAN: call void @__ubsan_handle_float_cast_overflow(i8* bitcast ({{.*}} @[[LINE_1600]] to i8*), // CHECK-TRAP: call void @llvm.trap() [[NR_NUW]] // CHECK-TRAP-NEXT: unreachable +#line 1600 return f; } |
