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...e->setAttributes(func_consume_PAL); i have tried to modify the method consume so that it is void consume(int*) and chaged the declaration also and it works now when i have modified the method consume like this void consume(int) and modified the declaration it doesn't work I don't know valgrid:( Sorry I always forget to clic the reply all :) Ciao, Duncan. >> >> >> > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20110426/33362af6/attachment.html>

...roduces the warning about large range. (In the code that segfaults N is about 77,000). set.seed(1) n = 5000 # n=4000 seems ok x = rnorm(n) y = x + rnorm(n) yf = loess(y~x, span=0.75, control=loess.control(trace.hat="approximate")) print( predict(yf, data.frame(x=1), se=TRUE) ) ##---valgrid output with segfault (abridged): > test4() ==30841== Warning: set address range perms: large range [0x3962a040, 0x5fb42608) (defined) ==30841== Warning: set address range perms: large range [0x5fb43040, 0xf8c8e130) (defined) ==30841== Invalid write of size 4 ==30841== at 0xCD719F0: ehg139_ (...

Hi Nabila, > where did the "noalias" attribute and "tail call" (rather than "call") come > from? Are you setting these yourself or running some optimization pass after > your pass? > > > i have written a module pass and i have compiled it and then you didn't answer my questions, you just repeated what you said before. Ciao,

2011/4/26 Duncan Sands <baldrick at free.fr> > Hi Nabila, > > Now when i tried this pass an error says: >> Wrong type for attribute noalias >> tail call void @consume(i32 noalias 3, i32* @y) nounwind >> >> >> noalias is only for arguments of pointer type. You probably meant it >> to >> be on the second argument