Avoid -Wincompatible-pointer-types on targets like arm-eabi.

gcc/testsuite/ChangeLog:

	* gcc.dg/Wstringop-overflow-23.c: Use the correct argument type.
	* gcc.dg/Wstringop-overflow-24.c: Same.

From-SVN: r279059

gcc/testsuite/ChangeLog

+2019-12-06  Martin Sebor  <msebor@redhat.com>
+
+	* gcc.dg/Wstringop-overflow-23.c: Use the correct argument type.
+	* gcc.dg/Wstringop-overflow-24.c: Same.
+
 2019-12-06  Richard Sandiford  <richard.sandiford@arm.com>
 
 	* g++.dg/ext/sve-sizeless-1.C: New test.

gcc/testsuite/gcc.dg/Wstringop-overflow-23.c

@@ -166,7 +166,7 @@ void test_pfrd1 (void)
 }
 
 
-WRONLY (4, 3) void (*pfwr4_3)(int, const char*, int, int*);
+WRONLY (4, 3) void (*pfwr4_3)(int, const char*, int, int32_t*);
 
 void test_pfwr4_3 (void)
 {

gcc/testsuite/gcc.dg/Wstringop-overflow-24.c

@@ -23,7 +23,7 @@ extern char d1[1], d2[2], d3[3];
    the attribute without a size operand.  */
 
 RDONLY (1) void
-rd1_int (const int*);       // { dg-message "in a call to function 'rd1_int' declared with attribute 'read_only \\\(1\\\)'" }
+rd1_int (const int32_t*);   // { dg-message "in a call to function 'rd1_int' declared with attribute 'read_only \\\(1\\\)'" }
 
 void test_rd1_int (void)
 {
@@ -192,7 +192,7 @@ void test_pfrd1 (void)
 }
 
 
-WRONLY (4, 3) void (*pfwr4_3)(int, const char*, int, int*);
+WRONLY (4, 3) void (*pfwr4_3)(int, const char*, int, int32_t*);
 
 void test_pfwr4_3 (void)
 {