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Check char specs at compile time

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This commit is contained in:
Victor Zverovich
2017-11-24 07:54:22 -08:00
parent b25a029284
commit e9da574147
2 changed files with 116 additions and 77 deletions
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7
test/format-test.cc
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@@ -969,8 +969,7 @@ TEST(FormatterTest, RuntimePrecision) {
}
template <typename T>
void check_unknown_types(
const T &value, const char *types, const char *type_name) {
void check_unknown_types(const T &value, const char *types, const char *) {
char format_str[BUFFER_SIZE];
const char *special = ".0123456789}";
for (int i = CHAR_MIN; i <= CHAR_MAX; ++i) {
@@ -1865,7 +1864,7 @@ TEST(FormatTest, FormatStringErrors) {
EXPECT_ERROR("{0:s", "unknown format specifier", Date);
#ifndef _MSC_VER
// This causes an internal compiler error in MSVC2017.
EXPECT_ERROR("{0:=5", "unknown format specifier", char);
EXPECT_ERROR("{0:=5", "unknown format specifier", int);
EXPECT_ERROR("{:{<}", "invalid fill character '{'", int);
EXPECT_ERROR("{:10000000000}", "number is too big", int);
EXPECT_ERROR("{:.10000000000}", "number is too big", int);
@@ -1888,6 +1887,8 @@ TEST(FormatTest, FormatStringErrors) {
EXPECT_ERROR("{:.2}", "precision not allowed for this argument type", int);
EXPECT_ERROR("{:s}", "invalid type specifier", int);
EXPECT_ERROR("{:s}", "invalid type specifier", bool);
EXPECT_ERROR("{:s}", "invalid type specifier", char);
EXPECT_ERROR("{:+}", "invalid format specifier for char", char);
EXPECT_ERROR("{:s}", "invalid type specifier", double);
EXPECT_ERROR("{:s}", "invalid type specifier", void*);
#endif