[BUG] dispnew.c/adjustglyphmatrix

[BUG] dispnew.c/adjustglyphmatrix

[David Abrahams]

The title function uses an uninitialized local variable
window_height.  The stack backtrace is:

 	ntdll.dll!77f75a58() 	
 	emacs.exe!failwithmessage(void * retaddr=0x011b58bf, int crttype=0x00000001, int errnum=0x00000003, const char * msg=0x0109e2bb)  + 0x106	C++
 	emacs.exe!_RTC_UninitUse(const char * varname=0x0109e32d)  + 0x9c	C++
>	emacs.exe!adjust_glyph_matrix(window * w=0x0138e600, glyph_matrix * matrix=0x015ca800, int x=0x00000000, int y=0x00000000, dim dim={...})  Line 844 + 0x10	C
 	emacs.exe!allocate_matrices_for_frame_redisplay(int window=0x4138e600, int x=0x00000000, int y=0x00000000, int dim_only_p=0x00000000, int * window_change_flags=0x0082fdc4)  Line 1922 + 0x23	C
 	emacs.exe!adjust_frame_glyphs_for_frame_redisplay(frame * f=0x0138e800)  Line 2311 + 0x18	C
 	emacs.exe!adjust_frame_glyphs(frame * f=0x0138e800)  Line 2129 + 0x9	C
 	emacs.exe!adjust_frame_glyphs_initially()  Line 2115 + 0x9	C
 	emacs.exe!init_display()  Line 6483	C
 	emacs.exe!main()  Line 1573	C
 	emacs.exe!mainCRTStartup()  Line 259 + 0x12	C
 	emacs.exe!_start()  Line 131	C
 	kernel32.dll!77e814c7() 	
 	shlwapi.dll!70a71a29() 	

And the local variables are:

+	w	0x0138e600 {size=0x20001048 vec_next=0x0138e800 {size=0x20000452 next=0x01378a80 {size=0x0000001e next=0x01375d00 {size=0x00000028 next=0x0138ea00 contents=0x01375d08 } contents=0x01378a88 } contents=0x0138e808 } frame=0x4138e800 ...}	window *
+	matrix	0x015ca800 {pool=0x0137b990 {glyphs=0x0153d800 {charpos=0x00000000 object=0x00000000 pixel_width=0x0000 ...} nglyphs=0x00000064 nrows=0x0000000a ...} rows=0x015cf800 {glyphs=0x015cf800 used=0x015cf810 x=0x00000000 ...} rows_allocated=0x00000009 ...}	glyph_matrix *
	x	0x00000000	int
	y	0x00000000	int
+	dim	{width=0x0000000a height=0x00000009 }	dim
	header_line_changed_p	0x00000000	int
	new_rows	0x00000009	int
	right	0x00000000	int
	marginal_areas_changed_p	0x00000000	int
	left	0x00000000	int
	window_height	0xcccccccc	int
	window_width	0xffffffff	int
	i	0x00000009	int
	header_line_p	0x00000000	int


-- 
Dave Abrahams
Boost Consulting
www.boost-consulting.com