diff options
| author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
|---|---|---|
| committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
| commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
| tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.dg/c90-const-expr-8.c | |
| parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
| download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip | |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/c90-const-expr-8.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/c90-const-expr-8.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/c90-const-expr-8.c b/gcc-4.9/gcc/testsuite/gcc.dg/c90-const-expr-8.c new file mode 100644 index 000000000..b6aba7b1d --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/c90-const-expr-8.c @@ -0,0 +1,28 @@ +/* Test for constant expressions: overflow and constant expressions + with -fwrapv: overflows still count as such for the purposes of + constant expressions even when they have defined values at + runtime. */ +/* Origin: Joseph Myers <joseph@codesourcery.com> */ +/* { dg-do compile } */ +/* { dg-options "-std=iso9899:1990 -pedantic-errors -fwrapv" } */ + +#include <limits.h> + +enum e { + E0 = 0 * (INT_MAX + 1), /* { dg-warning "21:integer overflow in expression" } */ + /* { dg-error "3:overflow in constant expression" "constant" { target *-*-* } 12 } */ + E1 = 0 * (INT_MIN / -1), /* { dg-warning "21:integer overflow in expression" } */ + /* { dg-error "3:overflow in constant expression" "constant" { target *-*-* } 14 } */ + E2 = 0 * (INT_MAX * INT_MAX), /* { dg-warning "21:integer overflow in expression" } */ + /* { dg-error "3:overflow in constant expression" "constant" { target *-*-* } 16 } */ + E3 = 0 * (INT_MIN - 1), /* { dg-warning "21:integer overflow in expression" } */ + /* { dg-error "3:overflow in constant expression" "constant" { target *-*-* } 18 } */ + E4 = 0 * (unsigned)(INT_MIN - 1), /* { dg-warning "31:integer overflow in expression" } */ + /* { dg-error "3:overflow in constant expression" "constant" { target *-*-* } 20 } */ + E5 = 0 * -INT_MIN, /* { dg-warning "12:integer overflow in expression" } */ + /* { dg-error "3:overflow in constant expression" "constant" { target *-*-* } 22 } */ + E6 = 0 * !-INT_MIN, /* { dg-warning "13:integer overflow in expression" } */ + /* { dg-error "8:not an integer constant" "constant" { target *-*-* } 24 } */ + E7 = INT_MIN % -1 /* { dg-warning "16:integer overflow in expression" } */ + /* { dg-error "1:overflow in constant expression" "constant" { target *-*-* } 28 } */ +}; |