diff options
Diffstat (limited to 'gcc/testsuite/g++.dg/other/increment1.C')
| -rw-r--r-- | gcc/testsuite/g++.dg/other/increment1.C | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/other/increment1.C b/gcc/testsuite/g++.dg/other/increment1.C new file mode 100644 index 000000000..506157ef2 --- /dev/null +++ b/gcc/testsuite/g++.dg/other/increment1.C @@ -0,0 +1,19 @@ +// PR c++/37561 +// { dg-do compile } +// { dg-options "-Wno-int-to-pointer-cast" } + +__PTRDIFF_TYPE__ p; +char q; + +void +foo () +{ + ((char *) p)++; // { dg-error "lvalue" } + ((char *) q)++; // { dg-error "lvalue" } + ((char *) p)--; // { dg-error "lvalue" } + ((char *) q)--; // { dg-error "lvalue" } + ++(char *) p; // { dg-error "lvalue" } + ++(char *) q; // { dg-error "lvalue" } + --(char *) p; // { dg-error "lvalue" } + --(char *) q; // { dg-error "lvalue" } +} |