// RUN: not %clang_cc1 %s -fsyntax-only -fmessage-length 75 -o /dev/null 2>&1 | FileCheck %s -strict-whitespace // Test case for the text diagnostics source column conversion crash. // This test case tries to check the error diagnostic message printer, which is // responsible to create the code snippet shorter than the message-length (in // number of columns.) // // The error diagnostic message printer should be able to handle the non-ascii // characters without any segmentation fault or assertion failure. If your // changes to clang frontend crashes this case, it is likely that you are mixing // column index with byte index which are two totally different concepts. // NOTE: This file is encoded in UTF-8 and intentionally contains some // non-ASCII characters. __attribute__((format(printf, 1, 2))) extern int printf(const char *fmt, ...); void test1(Unknown* b); // αααα αααα αααα αααα αααα αααα αααα αααα αααα αααα αααα // CHECK: unknown type name 'Unknown' // CHECK-NEXT: void test1(Unknown* b); // αααα αααα αααα αααα αααα αααα αααα ααα... // CHECK-NEXT: {{^ \^$}} void test2(Unknown* b); // αααα αααα αααα αααα αααα αααα αααα αααα αααα // CHECK: unknown type name 'Unknown' // CHECK-NEXT: void test2(Unknown* b); // αααα αααα αααα αααα αααα αααα αααα αααα αααα // CHECK-NEXT: {{^ \^$}} void test3() { /* αααα αααα αααα αααα αααα αααα αααα αααα αααα αααα */ printf("%d", "s"); } // CHECK: format specifies type 'int' but the argument has type 'char *' // CHECK-NEXT: ...αααα αααα αααα αααα αααα αααα αααα αααα αααα */ printf("%d", "s"); // CHECK-NEXT: {{^ ~~ \^~~$}} // CHECK-NEXT: {{^ %s$}}