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-rw-r--r--common.cpp3
-rw-r--r--fish_tests.cpp7
2 files changed, 7 insertions, 3 deletions
diff --git a/common.cpp b/common.cpp
index c6fa9129..3440f075 100644
--- a/common.cpp
+++ b/common.cpp
@@ -806,10 +806,9 @@ void format_long_safe(wchar_t buff[64], long val)
size_t idx = 0;
bool negative = (val < 0);
- while (val > 0)
+ while (val != 0)
{
long rem = val % 10;
- /* Here we're assuming that wide character digits are contiguous - is that a correct assumption? */
buff[idx++] = L'0' + (wchar_t)(rem < 0 ? -rem : rem);
val /= 10;
}
diff --git a/fish_tests.cpp b/fish_tests.cpp
index 28089bda..6cab5a66 100644
--- a/fish_tests.cpp
+++ b/fish_tests.cpp
@@ -296,6 +296,12 @@ static void test_format(void)
format_long_safe(buff1, j);
sprintf(buff2, "%d", j);
do_test(! strcmp(buff1, buff2));
+
+ wchar_t wbuf1[128], wbuf2[128];
+ format_long_safe(wbuf1, j);
+ swprintf(wbuf2, 128, L"%d", j);
+ do_test(! wcscmp(wbuf1, wbuf2));
+
}
long q = LONG_MIN;
@@ -303,7 +309,6 @@ static void test_format(void)
format_long_safe(buff1, q);
sprintf(buff2, "%ld", q);
do_test(! strcmp(buff1, buff2));
-
}
/**