1*f4a2713aSLionel Sambuc // Verify proper type emitted for compound assignments 2*f4a2713aSLionel Sambuc // RUN: %clang_cc1 -ffreestanding -triple x86_64-apple-darwin10 -emit-llvm -o - %s -fsanitize=signed-integer-overflow,unsigned-integer-overflow | FileCheck %s 3*f4a2713aSLionel Sambuc 4*f4a2713aSLionel Sambuc #include <stdint.h> 5*f4a2713aSLionel Sambuc 6*f4a2713aSLionel Sambuc // CHECK: @[[INT:.*]] = private unnamed_addr constant { i16, i16, [6 x i8] } { i16 0, i16 11, [6 x i8] c"'int'\00" } 7*f4a2713aSLionel Sambuc // CHECK: @[[LINE_100:.*]] = private unnamed_addr global {{.*}}, i32 100, i32 5 {{.*}} @[[INT]] 8*f4a2713aSLionel Sambuc // CHECK: @[[UINT:.*]] = private unnamed_addr constant { i16, i16, [15 x i8] } { i16 0, i16 10, [15 x i8] c"'unsigned int'\00" } 9*f4a2713aSLionel Sambuc // CHECK: @[[LINE_200:.*]] = private unnamed_addr global {{.*}}, i32 200, i32 5 {{.*}} @[[UINT]] 10*f4a2713aSLionel Sambuc // CHECK: @[[LINE_300:.*]] = private unnamed_addr global {{.*}}, i32 300, i32 5 {{.*}} @[[INT]] 11*f4a2713aSLionel Sambuc 12*f4a2713aSLionel Sambuc int32_t x; 13*f4a2713aSLionel Sambuc 14*f4a2713aSLionel Sambuc // CHECK: @compaddsigned 15*f4a2713aSLionel Sambuc void compaddsigned() { 16*f4a2713aSLionel Sambuc #line 100 17*f4a2713aSLionel Sambuc x += ((int32_t)1); 18*f4a2713aSLionel Sambuc // CHECK: @__ubsan_handle_add_overflow(i8* bitcast ({{.*}} @[[LINE_100]] to i8*), {{.*}}) 19*f4a2713aSLionel Sambuc } 20*f4a2713aSLionel Sambuc 21*f4a2713aSLionel Sambuc // CHECK: @compaddunsigned 22*f4a2713aSLionel Sambuc void compaddunsigned() { 23*f4a2713aSLionel Sambuc #line 200 24*f4a2713aSLionel Sambuc x += ((uint32_t)1U); 25*f4a2713aSLionel Sambuc // CHECK: @__ubsan_handle_add_overflow(i8* bitcast ({{.*}} @[[LINE_200]] to i8*), {{.*}}) 26*f4a2713aSLionel Sambuc } 27*f4a2713aSLionel Sambuc 28*f4a2713aSLionel Sambuc int8_t a, b; 29*f4a2713aSLionel Sambuc 30*f4a2713aSLionel Sambuc // CHECK: @compdiv 31*f4a2713aSLionel Sambuc void compdiv() { 32*f4a2713aSLionel Sambuc #line 300 33*f4a2713aSLionel Sambuc a /= b; 34*f4a2713aSLionel Sambuc // CHECK: @__ubsan_handle_divrem_overflow(i8* bitcast ({{.*}} @[[LINE_300]] to i8*), {{.*}}) 35*f4a2713aSLionel Sambuc } 36