tests/shaders/glsl-link-bug38015.c

   1 /*
   2  * Copyright 2011 VMware, Inc.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  21  * IN THE SOFTWARE.
  22  */
  23
  24 /**
  25  * \file glsl-link-bug38015.c
  26  *
  27  * Reproduces i965 crash from FDO bug 38015.
  28  *
  29  * \author Vinson Lee <vlee@vmware.com>
  30  */
  31
  32 #include "piglit-util-gl.h"
  33
  34 PIGLIT_GL_TEST_CONFIG_BEGIN
  35
  36         config.supports_gl_compat_version = 10;
  37
  38         config.window_visual = PIGLIT_GL_VISUAL_RGB | PIGLIT_GL_VISUAL_DOUBLE;
  39
  40 PIGLIT_GL_TEST_CONFIG_END
  41
  42 static const char fs_text[] =
  43         "#extension GL_ARB_shader_texture_lod : enable\n"
  44         "uniform sampler2D S0;"
  45         "void main(void) {"
  46         "  vec2 coord = vec2(0.0, 0.0);"
  47         "  vec2 ddx = vec2(0.0, 0.0);"
  48         "  vec2 ddy = vec2(0.0, 0.0);"
  49         "  gl_FragColor = texture2DGradARB(S0, coord, ddx, ddy);"
  50         "}";
  51
  52 enum piglit_result
  53 piglit_display(void)
  54 {
  55         return PIGLIT_FAIL;
  56 }
  57
  58 void piglit_init(int argc, char **argv)
  59 {
  60         GLint frag;
  61         GLint prog;
  62         const char *fs_text_ptr = fs_text;
  63
  64         piglit_require_gl_version(20);
  65
  66         /* Intentionally omit check for GL_ARB_shader_texture_lod. */
  67
  68         frag = glCreateShader(GL_FRAGMENT_SHADER);
  69         glShaderSource(frag, 1, (const GLchar **) &fs_text_ptr, NULL);
  70         glCompileShader(frag);
  71
  72         prog = glCreateProgram();
  73         glAttachShader(prog, frag);
  74         glLinkProgram(prog);
  75
  76         piglit_report_result(PIGLIT_PASS);
  77 }