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[PATCH][gcc] libgccjit: check result_type in gcc_jit_context_new_unary_op


Hi all,
I've just realized that what we has been done recently for
gcc_jit_context_new_binary_op should be done also for the unary
version.
This patch checks at record time for the result type of
gcc_jit_context_new_unary_op to be numeric type plus add a testcase
for the new check.

make check-jit runs clean

Is it okay for trunk?

Bests
  Andrea

gcc/jit/ChangeLog
2019-07-18  Andrea Corallo <andrea.corallo@arm.com>

	* libgccjit.c (gcc_jit_context_new_unary_op): Check result_type to be a
	numeric type.
	* libgccjit.c (gcc_jit_context_new_binary_op): Fix nit in error message.

gcc/testsuite/ChangeLog
2019-07-04  Andrea Corallo <andrea.corallo@arm.com>

	* jit.dg/test-error-gcc_jit_context_new_unary_op-bad-res-type.c:
	New testcase.
	* jit.dg/test-error-gcc_jit_context_new_binary_op-bad-res-type.c:
	Fix nit in error message.
diff --git a/gcc/jit/libgccjit.c b/gcc/jit/libgccjit.c
index 23e83e2..bea840f 100644
--- a/gcc/jit/libgccjit.c
+++ b/gcc/jit/libgccjit.c
@@ -1336,6 +1336,12 @@ gcc_jit_context_new_unary_op (gcc_jit_context *ctxt,
     "unrecognized value for enum gcc_jit_unary_op: %i",
     op);
   RETURN_NULL_IF_FAIL (result_type, ctxt, loc, "NULL result_type");
+  RETURN_NULL_IF_FAIL_PRINTF3 (
+    result_type->is_numeric (), ctxt, loc,
+    "gcc_jit_unary_op %i with operand %s "
+    "has non-numeric result_type: %s",
+    op, rvalue->get_debug_string (),
+    result_type->get_debug_string ());
   RETURN_NULL_IF_FAIL (rvalue, ctxt, loc, "NULL rvalue");
 
   return (gcc_jit_rvalue *)ctxt->new_unary_op (loc, op, result_type, rvalue);
@@ -1388,7 +1394,7 @@ gcc_jit_context_new_binary_op (gcc_jit_context *ctxt,
   RETURN_NULL_IF_FAIL_PRINTF4 (
     result_type->is_numeric (), ctxt, loc,
     "gcc_jit_binary_op %i with operands a: %s b: %s "
-    "has non numeric result_type: %s",
+    "has non-numeric result_type: %s",
     op, a->get_debug_string (), b->get_debug_string (),
     result_type->get_debug_string ());
 
diff --git a/gcc/testsuite/jit.dg/test-error-gcc_jit_context_new_binary_op-bad-res-type.c b/gcc/testsuite/jit.dg/test-error-gcc_jit_context_new_binary_op-bad-res-type.c
index abadc9f..d2a0963 100644
--- a/gcc/testsuite/jit.dg/test-error-gcc_jit_context_new_binary_op-bad-res-type.c
+++ b/gcc/testsuite/jit.dg/test-error-gcc_jit_context_new_binary_op-bad-res-type.c
@@ -36,6 +36,6 @@ verify_code (gcc_jit_context *ctxt, gcc_jit_result *result)
   /* Verify that the correct error message was emitted.	 */
   CHECK_STRING_VALUE (gcc_jit_context_get_first_error (ctxt),
 		      "gcc_jit_context_new_binary_op: gcc_jit_binary_op 1 with"
-		      " operands a: (int)1 b: (int)2 has non numeric "
+		      " operands a: (int)1 b: (int)2 has non-numeric "
 		      "result_type: void *");
 }
diff --git a/gcc/testsuite/jit.dg/test-error-gcc_jit_context_new_unary_op-bad-res-type.c b/gcc/testsuite/jit.dg/test-error-gcc_jit_context_new_unary_op-bad-res-type.c
new file mode 100644
index 0000000..f547974
--- /dev/null
+++ b/gcc/testsuite/jit.dg/test-error-gcc_jit_context_new_unary_op-bad-res-type.c
@@ -0,0 +1,37 @@
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "libgccjit.h"
+
+#include "harness.h"
+
+/* Try to create an unary operator with invalid result type.  */
+
+void
+create_code (gcc_jit_context *ctxt, void *user_data)
+{
+  gcc_jit_type *int_type =
+    gcc_jit_context_get_type (ctxt, GCC_JIT_TYPE_INT);
+  gcc_jit_type *void_ptr_type =
+    gcc_jit_context_get_type (ctxt, GCC_JIT_TYPE_VOID_PTR);
+
+  gcc_jit_context_new_unary_op (
+    ctxt,
+    NULL,
+    GCC_JIT_UNARY_OP_LOGICAL_NEGATE,
+    void_ptr_type,
+    gcc_jit_context_new_rvalue_from_int (ctxt,
+					 int_type,
+					 1));
+}
+
+void
+verify_code (gcc_jit_context *ctxt, gcc_jit_result *result)
+{
+  CHECK_VALUE (result, NULL);
+
+  /* Verify that the correct error message was emitted.	 */
+  CHECK_STRING_VALUE (gcc_jit_context_get_first_error (ctxt),
+		      "gcc_jit_context_new_unary_op: gcc_jit_unary_op 2 with "
+		      "operand (int)1 has non-numeric result_type: void *");
+}

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