[gcc r12-7930] gcov: Reword comment for gcov_read_string()

[gcc r12-7930] gcov: Reword comment for gcov_read_string()

[Sebastian Huber]

https://gcc.gnu.org/g:63cd7cef7e0f49fa557c5f694dbbd2e68de1f822

commit r12-7930-g63cd7cef7e0f49fa557c5f694dbbd2e68de1f822
Author: Sebastian Huber <sebastian.huber@embedded-brains.de>
Date:   Thu Mar 31 08:10:37 2022 +0200

    gcov: Reword comment for gcov_read_string()
    
    gcc/
    
            * gcov-io.cc (gcov_read_string): Reword documentation comment.

Diff:
---
 gcc/gcov-io.cc | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/gcc/gcov-io.cc b/gcc/gcov-io.cc
index c2e9e2b6d64..72c40f8eaa0 100644
--- a/gcc/gcov-io.cc
+++ b/gcc/gcov-io.cc
@@ -473,9 +473,9 @@ mangle_path (char const *base)
 /* We need to expose the below function when compiling for gcov-tool.  */
 
 #if !IN_LIBGCOV || defined (IN_GCOV_TOOL)
-/* Read string from coverage file. Returns a pointer to a static
-   buffer, or NULL on empty string. You must copy the string before
-   calling another gcov function.  */
+/* Read string from coverage file.  Allocate the buffer for the string
+   from the heap or die.  Return a pointer to the string, or NULL on
+   empty string.  */
 
 GCOV_LINKAGE const char *
 gcov_read_string (void)