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Diffstat (limited to 'clang/test/Sema/variadic-block.c')
-rw-r--r-- | clang/test/Sema/variadic-block.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/clang/test/Sema/variadic-block.c b/clang/test/Sema/variadic-block.c new file mode 100644 index 0000000..ba4bb71 --- /dev/null +++ b/clang/test/Sema/variadic-block.c @@ -0,0 +1,41 @@ +// RUN: %clang_cc1 %s -verify -fsyntax-only -fblocks + +#include <stdarg.h> + +int main(int argc, char *argv[]) { + + long (^addthem)(const char *, ...) = ^long (const char *format, ...){ + va_list argp; + const char *p; + int i; + char c; + double d; + long result = 0; + va_start(argp, format); + for (p = format; *p; p++) switch (*p) { + case 'i': + i = va_arg(argp, int); + result += i; + break; + case 'd': + d = va_arg(argp, double); + result += (int)d; + break; + case 'c': + c = va_arg(argp, int); + result += c; + break; + } + return result; + }; + long testresult = addthem("ii", 10, 20); + if (testresult != 30) { + return 1; + } + testresult = addthem("idc", 30, 40.0, 'a'); + if (testresult != (70+'a')) { + return 1; + } + return 0; +} + |