diff gcc/testsuite/c-c++-common/builtin-arith-overflow-3.c @ 145:1830386684a0

gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/c-c++-common/builtin-arith-overflow-3.c	Thu Feb 13 11:34:05 2020 +0900
@@ -0,0 +1,42 @@
+/* PR c/90628 */
+/* { dg-do compile } */
+
+const int a = 1, b = 2, c = 3;
+const long d = 4, e = 5, f = 6;
+const long long g = 7, h = 8, i = 9;
+
+void
+f1 ()
+{
+  __builtin_add_overflow (a, b, &c);	/* { dg-error "argument 3 in call to function '__builtin_add_overflow' has pointer to 'const' type" } */
+}
+
+void
+f2 ()
+{
+  __builtin_sub_overflow (d, e, &f);	/* { dg-error "argument 3 in call to function '__builtin_sub_overflow' has pointer to 'const' type" } */
+}
+
+void
+f3 ()
+{
+  __builtin_mul_overflow (g, h, &i);	/* { dg-error "argument 3 in call to function '__builtin_mul_overflow' has pointer to 'const' type" } */
+}
+
+void
+f4 ()
+{
+  __builtin_sadd_overflow (a, b, &c);	/* { dg-warning "passing argument 3 of '__builtin_sadd_overflow' discards 'const' qualifier from pointer target type" "" { target c } } */
+}	/* { dg-error "invalid conversion from 'const int\\*' to 'int\\*'" "" { target c++ } .-1 } */
+
+void
+f5 ()
+{
+  __builtin_ssubl_overflow (d, e, &f);	/* { dg-warning "passing argument 3 of '__builtin_ssubl_overflow' discards 'const' qualifier from pointer target type" "" { target c } } */
+}	/* { dg-error "invalid conversion from 'const long int\\*' to 'long int\\*'" "" { target c++ } .-1 } */
+
+void
+f6 ()
+{
+  __builtin_smulll_overflow (g, h, &i);	/* { dg-warning "passing argument 3 of '__builtin_smulll_overflow' discards 'const' qualifier from pointer target type" "" { target c } } */
+}	/* { dg-error "invalid conversion from 'const long long int\\*' to 'long long int\\*'" "" { target c++ } .-1 } */