diff options
| author | Chad Rosier <mcrosier@apple.com> | 2013-05-01 19:50:45 +0000 |
|---|---|---|
| committer | Chad Rosier <mcrosier@apple.com> | 2013-05-01 19:50:45 +0000 |
| commit | 87cdcde70a44b68bd50f1b8007656b053c407983 (patch) | |
| tree | 7452b01541758914e33dfcfb20237051da5871b1 /test | |
| parent | 28fff5394fc9521ec0ee1d4f7ef4cca5e4f78071 (diff) | |
[inline asm] Add a test case for r180873. Test case needs to be on the clang
side because we need an inline asm diagnostics handler in place. Unfortunately,
we emit a .s file because we need to build the SelectionDAG to hit the backend
issue.
rdar://13446483
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@180874 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/CodeGen/arm-asm-diag.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/test/CodeGen/arm-asm-diag.c b/test/CodeGen/arm-asm-diag.c new file mode 100644 index 0000000000..75fbad6a86 --- /dev/null +++ b/test/CodeGen/arm-asm-diag.c @@ -0,0 +1,23 @@ +// REQUIRES: arm-registered-target +// RUN: %clang_cc1 -triple armv7 %s -S -o /dev/null 2>&1 | Filecheck %s + +// rdar://13446483 +typedef __attribute__((neon_vector_type(2))) long long int64x2_t; +typedef struct int64x2x4_t { + int64x2_t val[4]; +} int64x2x4_t; +int64x2x4_t t1(const long long a[]) { + int64x2x4_t r; + __asm__("vldm %[a], { %q[r0], %q[r1], %q[r2], %q[r3] }" + : [r0] "=r"(r.val[0]), // expected-warning {{the value is truncated when put into register, use a modifier to specify the size}} + [r1] "=r"(r.val[1]), // expected-warning {{the value is truncated when put into register, use a modifier to specify the size}} + [r2] "=r"(r.val[2]), // expected-warning {{the value is truncated when put into register, use a modifier to specify the size}} + [r3] "=r"(r.val[3]) // expected-warning {{the value is truncated when put into register, use a modifier to specify the size}} + : [a] "r"(a)); + return r; +} +// We should see all four errors, rather than report a fatal error after the first. +// CHECK: error: non-trivial scalar-to-vector conversion, possible invalid constraint for vector type +// CHECK: error: non-trivial scalar-to-vector conversion, possible invalid constraint for vector type +// CHECK: error: non-trivial scalar-to-vector conversion, possible invalid constraint for vector type +// CHECK: error: non-trivial scalar-to-vector conversion, possible invalid constraint for vector type |