Emit deprecation for fallthrough.

The `fallthrough` statement is being removed from WGSL. This CL adds
a deprecation warning into the current implementation to prepare folks
for the upcoming removal.

Bug: tint:1644
Change-Id: I599984b6a30b39312c4b794a9ecd70f0f626c759
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/98841
Auto-Submit: Dan Sinclair <dsinclair@chromium.org>
Commit-Queue: Ben Clayton <bclayton@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
This commit is contained in:
dan sinclair
2022-08-15 11:41:07 +00:00
committed by Dawn LUCI CQ
parent 52cc4f5d1c
commit 735e4b4fa1
8 changed files with 43 additions and 30 deletions

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@@ -1,3 +1,7 @@
statements/switch/fallthrough.wgsl:6:13 warning: use of deprecated language feature: fallthrough is set to be removed from WGSL. Case can accept multiple selectors if the existing case bodies are empty. default is not yet supported in a case selector list.
fallthrough;
^^^^^^^^^^^
[numthreads(1, 1, 1)]
void f() {
int i = 0;

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@@ -1,3 +1,7 @@
statements/switch/fallthrough.wgsl:6:13 warning: use of deprecated language feature: fallthrough is set to be removed from WGSL. Case can accept multiple selectors if the existing case bodies are empty. default is not yet supported in a case selector list.
fallthrough;
^^^^^^^^^^^
[numthreads(1, 1, 1)]
void f() {
int i = 0;

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@@ -1,3 +1,7 @@
statements/switch/fallthrough.wgsl:6:13 warning: use of deprecated language feature: fallthrough is set to be removed from WGSL. Case can accept multiple selectors if the existing case bodies are empty. default is not yet supported in a case selector list.
fallthrough;
^^^^^^^^^^^
#version 310 es
void f() {

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@@ -1,3 +1,7 @@
statements/switch/fallthrough.wgsl:6:13 warning: use of deprecated language feature: fallthrough is set to be removed from WGSL. Case can accept multiple selectors if the existing case bodies are empty. default is not yet supported in a case selector list.
fallthrough;
^^^^^^^^^^^
#include <metal_stdlib>
using namespace metal;

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@@ -1,3 +1,7 @@
statements/switch/fallthrough.wgsl:6:13 warning: use of deprecated language feature: fallthrough is set to be removed from WGSL. Case can accept multiple selectors if the existing case bodies are empty. default is not yet supported in a case selector list.
fallthrough;
^^^^^^^^^^^
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0

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@@ -1,3 +1,7 @@
statements/switch/fallthrough.wgsl:6:13 warning: use of deprecated language feature: fallthrough is set to be removed from WGSL. Case can accept multiple selectors if the existing case bodies are empty. default is not yet supported in a case selector list.
fallthrough;
^^^^^^^^^^^
@compute @workgroup_size(1)
fn f() {
var i : i32;