[libc-commits] [PATCH] D137586: [libc][obvious] fix tests using wrong size for string

Michael Jones via Phabricator via libc-commits libc-commits at lists.llvm.org
Mon Nov 7 14:04:27 PST 2022


michaelrj created this revision.
Herald added subscribers: libc-commits, ecnelises, tschuett.
Herald added projects: libc-project, All.
michaelrj requested review of this revision.

In the code
const char *str = "abc"
if you do sizeof(str) you get the size of the pointer, not the string.
This patch fixes that mistake.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D137586

Files:
  libc/test/src/stdio/scanf_core/string_reader_test.cpp


Index: libc/test/src/stdio/scanf_core/string_reader_test.cpp
===================================================================
--- libc/test/src/stdio/scanf_core/string_reader_test.cpp
+++ libc/test/src/stdio/scanf_core/string_reader_test.cpp
@@ -23,7 +23,7 @@
   __llvm_libc::scanf_core::StringReader str_reader(str);
   __llvm_libc::scanf_core::Reader reader(&str_reader);
 
-  for (size_t i = 0; i < sizeof(str); ++i) {
+  for (size_t i = 0; i < sizeof("abc"); ++i) {
     ASSERT_EQ(str[i], reader.getc());
   }
 }
@@ -60,7 +60,7 @@
   }
 
   // Check the whole string.
-  for (size_t i = 0; i < sizeof(str); ++i) {
+  for (size_t i = 0; i < sizeof("abcDEF123"); ++i) {
     ASSERT_EQ(str[i], reader.getc());
   }
 }


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