forked from OSchip/llvm-project
34 lines
1.3 KiB
C
34 lines
1.3 KiB
C
// Verify proper type emitted for compound assignments
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// RUN: %clang_cc1 -ffreestanding -triple x86_64-apple-darwin10 -emit-llvm -o - %s -fsanitize=signed-integer-overflow,unsigned-integer-overflow -fsanitize-recover=signed-integer-overflow,unsigned-integer-overflow | FileCheck %s
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#include <stdint.h>
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// CHECK: @[[INT:.*]] = private unnamed_addr constant { i16, i16, [6 x i8] } { i16 0, i16 11, [6 x i8] c"'int'\00" }
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// CHECK: @[[LINE_100:.*]] = private unnamed_addr global {{.*}}, i32 100, i32 5 {{.*}} @[[INT]]
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// CHECK: @[[UINT:.*]] = private unnamed_addr constant { i16, i16, [15 x i8] } { i16 0, i16 10, [15 x i8] c"'unsigned int'\00" }
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// CHECK: @[[LINE_200:.*]] = private unnamed_addr global {{.*}}, i32 200, i32 5 {{.*}} @[[UINT]]
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// CHECK: @[[LINE_300:.*]] = private unnamed_addr global {{.*}}, i32 300, i32 5 {{.*}} @[[INT]]
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int32_t x;
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// CHECK: @compaddsigned
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void compaddsigned() {
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#line 100
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x += ((int32_t)1);
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// CHECK: @__ubsan_handle_add_overflow(i8* bitcast ({{.*}} @[[LINE_100]] to i8*), {{.*}})
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}
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// CHECK: @compaddunsigned
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void compaddunsigned() {
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#line 200
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x += ((uint32_t)1U);
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// CHECK: @__ubsan_handle_add_overflow(i8* bitcast ({{.*}} @[[LINE_200]] to i8*), {{.*}})
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}
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// CHECK: @compdiv
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void compdiv() {
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#line 300
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x /= x;
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// CHECK: @__ubsan_handle_divrem_overflow(i8* bitcast ({{.*}} @[[LINE_300]] to i8*), {{.*}})
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}
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