Added test case for #pragma charmap.

test/val/bug1373.c

@@ -0,0 +1,54 @@
+
+/* #1373 - #pragma charmap works in unexpected ways */
+
+#include <stdio.h>
+#include <string.h>
+
+char res0[10];
+char res1[10];
+char res2[10];
+char res3[10];
+char res4[10];
+
+int err = 0;
+
+#pragma charmap(0x61, 0x44)
+#define STRING_A "abABa"
+
+extern char mappedA[10];
+
+#pragma charmap(0x61, 0x61)
+char notmappedA[10] = "abABa";
+
+void test(void);
+
+#pragma charmap(0x61, 0x42)
+int main(void)
+{
+    char mappedB[10] = STRING_A;
+    sprintf(res0, "abABa");      /* expected: BbABB */
+
+#pragma charmap(0x61, 0x61)
+    sprintf(res1, mappedA);      /* expected: CbABC */
+    sprintf(res2, STRING_A);     /* expected: abABa */
+    sprintf(res3, mappedB);      /* expected: BbABB */
+
+#pragma charmap(0x61, 0x43)
+    sprintf(res4, notmappedA);   /* expected: abABa */
+
+    test();
+
+    return err;
+}
+
+char mappedA[10] = "abABa";
+
+#pragma charmap(0x61, 0x61)
+void test(void)
+{
+    puts(res0); if (strcmp(res0, "BbABB") != 0) { puts("expected: BbABB"); err++; }
+    puts(res1); if (strcmp(res1, "CbABC") != 0) { puts("expected: CbABC"); err++; }
+    puts(res2); if (strcmp(res2, "abABa") != 0) { puts("expected: abABa"); err++; }
+    puts(res3); if (strcmp(res3, "BbABB") != 0) { puts("expected: BbABB"); err++; }
+    puts(res4); if (strcmp(res4, "abABa") != 0) { puts("expected: abABa"); err++; }
+}